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/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 14:24:29,689 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 14:24:29,691 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 14:24:29,703 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 14:24:29,704 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 14:24:29,704 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 14:24:29,705 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 14:24:29,707 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 14:24:29,708 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 14:24:29,709 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 14:24:29,710 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 14:24:29,710 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 14:24:29,711 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 14:24:29,712 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 14:24:29,713 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 14:24:29,714 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 14:24:29,716 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 14:24:29,717 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 14:24:29,718 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 14:24:29,719 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 14:24:29,721 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 14:24:29,726 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-10 14:24:29,738 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 14:24:29,738 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 14:24:29,739 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 14:24:29,739 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 14:24:29,739 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 14:24:29,740 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 14:24:29,740 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 14:24:29,740 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 14:24:29,740 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 14:24:29,740 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 14:24:29,740 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 14:24:29,740 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 14:24:29,741 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 14:24:29,741 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 14:24:29,741 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 14:24:29,741 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 14:24:29,741 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 14:24:29,741 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 14:24:29,741 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 14:24:29,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 14:24:29,741 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 14:24:29,742 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-10 14:24:29,742 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-10 14:24:29,742 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-04-10 14:24:29,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 14:24:29,777 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 14:24:29,780 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 14:24:29,781 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 14:24:29,781 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 14:24:29,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,135 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7c1bce21c [2018-04-10 14:24:30,249 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 14:24:30,250 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 14:24:30,250 INFO L168 CDTParser]: Scanning sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,259 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 14:24:30,259 INFO L215 ultiparseSymbolTable]: [2018-04-10 14:24:30,259 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 14:24:30,260 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__Colour in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uint in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,260 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,261 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ushort in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,262 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__register_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ulong in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_set in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,263 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,264 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__SLL in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,265 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__div_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,266 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__size_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:30,280 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7c1bce21c [2018-04-10 14:24:30,283 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 14:24:30,284 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 14:24:30,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 14:24:30,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 14:24:30,289 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 14:24:30,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed10c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30, skipping insertion in model container [2018-04-10 14:24:30,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,302 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 14:24:30,327 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 14:24:30,460 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 14:24:30,498 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 14:24:30,504 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-10 14:24:30,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30 WrapperNode [2018-04-10 14:24:30,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 14:24:30,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 14:24:30,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 14:24:30,542 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 14:24:30,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... [2018-04-10 14:24:30,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 14:24:30,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 14:24:30,585 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 14:24:30,585 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 14:24:30,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 14:24:30,674 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 14:24:30,674 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 14:24:30,674 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 14:24:30,674 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 14:24:30,675 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 14:24:30,676 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 14:24:30,677 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 14:24:30,678 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 14:24:30,679 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 14:24:30,680 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 14:24:30,681 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 14:24:30,682 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 14:24:30,683 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 14:24:30,684 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 14:24:30,685 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 14:24:31,080 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 14:24:31,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 02:24:31 BoogieIcfgContainer [2018-04-10 14:24:31,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 14:24:31,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 14:24:31,081 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 14:24:31,083 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 14:24:31,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 02:24:30" (1/3) ... [2018-04-10 14:24:31,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@649b3b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 02:24:31, skipping insertion in model container [2018-04-10 14:24:31,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 02:24:30" (2/3) ... [2018-04-10 14:24:31,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@649b3b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 02:24:31, skipping insertion in model container [2018-04-10 14:24:31,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 02:24:31" (3/3) ... [2018-04-10 14:24:31,086 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-10 14:24:31,091 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-10 14:24:31,098 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 53 error locations. [2018-04-10 14:24:31,132 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 14:24:31,132 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 14:24:31,132 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 14:24:31,132 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-10 14:24:31,132 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-10 14:24:31,132 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 14:24:31,132 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 14:24:31,132 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 14:24:31,132 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 14:24:31,133 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 14:24:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2018-04-10 14:24:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 14:24:31,147 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:31,148 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:31,148 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:31,151 INFO L82 PathProgramCache]: Analyzing trace with hash -822716266, now seen corresponding path program 1 times [2018-04-10 14:24:31,151 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:31,152 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:31,192 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:31,192 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:31,228 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:31,284 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:31,284 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:24:31,285 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:24:31,298 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:24:31,299 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:24:31,301 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 4 states. [2018-04-10 14:24:31,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:31,491 INFO L93 Difference]: Finished difference Result 162 states and 169 transitions. [2018-04-10 14:24:31,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:24:31,493 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 14:24:31,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:31,503 INFO L225 Difference]: With dead ends: 162 [2018-04-10 14:24:31,503 INFO L226 Difference]: Without dead ends: 159 [2018-04-10 14:24:31,504 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:24:31,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-04-10 14:24:31,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 135. [2018-04-10 14:24:31,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-10 14:24:31,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 142 transitions. [2018-04-10 14:24:31,541 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 142 transitions. Word has length 8 [2018-04-10 14:24:31,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:31,541 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 142 transitions. [2018-04-10 14:24:31,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:24:31,542 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2018-04-10 14:24:31,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 14:24:31,542 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:31,542 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:31,542 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:31,542 INFO L82 PathProgramCache]: Analyzing trace with hash -822716265, now seen corresponding path program 1 times [2018-04-10 14:24:31,542 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:31,542 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:31,544 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:31,544 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:31,555 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:31,597 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:31,597 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:24:31,598 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:24:31,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:24:31,599 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:24:31,599 INFO L87 Difference]: Start difference. First operand 135 states and 142 transitions. Second operand 4 states. [2018-04-10 14:24:31,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:31,689 INFO L93 Difference]: Finished difference Result 132 states and 138 transitions. [2018-04-10 14:24:31,689 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:24:31,690 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 14:24:31,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:31,691 INFO L225 Difference]: With dead ends: 132 [2018-04-10 14:24:31,691 INFO L226 Difference]: Without dead ends: 132 [2018-04-10 14:24:31,692 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:24:31,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-04-10 14:24:31,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-04-10 14:24:31,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-10 14:24:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 138 transitions. [2018-04-10 14:24:31,698 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 138 transitions. Word has length 8 [2018-04-10 14:24:31,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:31,698 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 138 transitions. [2018-04-10 14:24:31,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:24:31,699 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2018-04-10 14:24:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-10 14:24:31,699 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:31,699 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:31,699 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:31,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133978, now seen corresponding path program 1 times [2018-04-10 14:24:31,700 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:31,700 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:31,701 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:31,702 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:31,713 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:31,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:31,732 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:31,733 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:24:31,733 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:24:31,733 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:24:31,733 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:24:31,733 INFO L87 Difference]: Start difference. First operand 132 states and 138 transitions. Second operand 4 states. [2018-04-10 14:24:31,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:31,809 INFO L93 Difference]: Finished difference Result 144 states and 151 transitions. [2018-04-10 14:24:31,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:24:31,810 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-10 14:24:31,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:31,811 INFO L225 Difference]: With dead ends: 144 [2018-04-10 14:24:31,811 INFO L226 Difference]: Without dead ends: 144 [2018-04-10 14:24:31,811 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:24:31,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-10 14:24:31,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 127. [2018-04-10 14:24:31,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-04-10 14:24:31,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 134 transitions. [2018-04-10 14:24:31,815 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 134 transitions. Word has length 12 [2018-04-10 14:24:31,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:31,815 INFO L459 AbstractCegarLoop]: Abstraction has 127 states and 134 transitions. [2018-04-10 14:24:31,815 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:24:31,815 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 134 transitions. [2018-04-10 14:24:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-10 14:24:31,815 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:31,815 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:31,815 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:31,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133979, now seen corresponding path program 1 times [2018-04-10 14:24:31,815 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:31,816 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:31,816 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:31,817 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:31,828 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:31,854 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:31,854 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 14:24:31,854 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 14:24:31,854 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 14:24:31,855 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 14:24:31,855 INFO L87 Difference]: Start difference. First operand 127 states and 134 transitions. Second operand 4 states. [2018-04-10 14:24:31,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:31,939 INFO L93 Difference]: Finished difference Result 145 states and 151 transitions. [2018-04-10 14:24:31,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 14:24:31,939 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-04-10 14:24:31,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:31,940 INFO L225 Difference]: With dead ends: 145 [2018-04-10 14:24:31,940 INFO L226 Difference]: Without dead ends: 145 [2018-04-10 14:24:31,940 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:24:31,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-10 14:24:31,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 132. [2018-04-10 14:24:31,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-10 14:24:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 139 transitions. [2018-04-10 14:24:31,945 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 139 transitions. Word has length 12 [2018-04-10 14:24:31,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:31,946 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 139 transitions. [2018-04-10 14:24:31,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 14:24:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 139 transitions. [2018-04-10 14:24:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 14:24:31,946 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:31,946 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:31,946 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:31,947 INFO L82 PathProgramCache]: Analyzing trace with hash -90429215, now seen corresponding path program 1 times [2018-04-10 14:24:31,947 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:31,947 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:31,948 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:31,948 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:31,964 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:32,008 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:32,008 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 14:24:32,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 14:24:32,009 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 14:24:32,009 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:24:32,009 INFO L87 Difference]: Start difference. First operand 132 states and 139 transitions. Second operand 5 states. [2018-04-10 14:24:32,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:32,113 INFO L93 Difference]: Finished difference Result 141 states and 151 transitions. [2018-04-10 14:24:32,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 14:24:32,114 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-04-10 14:24:32,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:32,114 INFO L225 Difference]: With dead ends: 141 [2018-04-10 14:24:32,114 INFO L226 Difference]: Without dead ends: 141 [2018-04-10 14:24:32,114 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-10 14:24:32,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-04-10 14:24:32,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 124. [2018-04-10 14:24:32,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-04-10 14:24:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 133 transitions. [2018-04-10 14:24:32,117 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 133 transitions. Word has length 19 [2018-04-10 14:24:32,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:32,118 INFO L459 AbstractCegarLoop]: Abstraction has 124 states and 133 transitions. [2018-04-10 14:24:32,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 14:24:32,118 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 133 transitions. [2018-04-10 14:24:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-10 14:24:32,118 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:32,118 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:32,118 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:32,118 INFO L82 PathProgramCache]: Analyzing trace with hash -90429214, now seen corresponding path program 1 times [2018-04-10 14:24:32,118 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:32,118 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:32,120 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:32,120 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:32,132 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:32,175 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:32,175 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 14:24:32,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 14:24:32,176 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 14:24:32,176 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:24:32,176 INFO L87 Difference]: Start difference. First operand 124 states and 133 transitions. Second operand 5 states. [2018-04-10 14:24:32,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:32,308 INFO L93 Difference]: Finished difference Result 163 states and 173 transitions. [2018-04-10 14:24:32,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:24:32,309 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-04-10 14:24:32,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:32,309 INFO L225 Difference]: With dead ends: 163 [2018-04-10 14:24:32,309 INFO L226 Difference]: Without dead ends: 163 [2018-04-10 14:24:32,310 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-10 14:24:32,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-04-10 14:24:32,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 132. [2018-04-10 14:24:32,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-10 14:24:32,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 142 transitions. [2018-04-10 14:24:32,313 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 142 transitions. Word has length 19 [2018-04-10 14:24:32,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:32,313 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 142 transitions. [2018-04-10 14:24:32,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 14:24:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 142 transitions. [2018-04-10 14:24:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-10 14:24:32,314 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:32,314 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:32,314 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:32,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1032245404, now seen corresponding path program 1 times [2018-04-10 14:24:32,315 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:32,315 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:32,316 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:32,316 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:32,324 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:32,350 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:32,350 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 14:24:32,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 14:24:32,350 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 14:24:32,351 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:24:32,351 INFO L87 Difference]: Start difference. First operand 132 states and 142 transitions. Second operand 6 states. [2018-04-10 14:24:32,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:32,508 INFO L93 Difference]: Finished difference Result 205 states and 225 transitions. [2018-04-10 14:24:32,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 14:24:32,508 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-10 14:24:32,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:32,510 INFO L225 Difference]: With dead ends: 205 [2018-04-10 14:24:32,510 INFO L226 Difference]: Without dead ends: 205 [2018-04-10 14:24:32,510 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:24:32,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-04-10 14:24:32,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 131. [2018-04-10 14:24:32,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-10 14:24:32,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 141 transitions. [2018-04-10 14:24:32,514 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 141 transitions. Word has length 22 [2018-04-10 14:24:32,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:32,514 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 141 transitions. [2018-04-10 14:24:32,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 14:24:32,514 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 141 transitions. [2018-04-10 14:24:32,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-10 14:24:32,515 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:32,515 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:32,515 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:32,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1032245403, now seen corresponding path program 1 times [2018-04-10 14:24:32,515 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:32,515 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:32,516 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:32,516 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:32,525 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:32,577 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:32,577 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 14:24:32,577 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 14:24:32,577 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 14:24:32,578 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:24:32,578 INFO L87 Difference]: Start difference. First operand 131 states and 141 transitions. Second operand 6 states. [2018-04-10 14:24:32,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:32,798 INFO L93 Difference]: Finished difference Result 217 states and 235 transitions. [2018-04-10 14:24:32,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 14:24:32,798 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-10 14:24:32,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:32,799 INFO L225 Difference]: With dead ends: 217 [2018-04-10 14:24:32,799 INFO L226 Difference]: Without dead ends: 217 [2018-04-10 14:24:32,800 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-04-10 14:24:32,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-04-10 14:24:32,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 126. [2018-04-10 14:24:32,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-04-10 14:24:32,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 136 transitions. [2018-04-10 14:24:32,802 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 136 transitions. Word has length 22 [2018-04-10 14:24:32,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:32,803 INFO L459 AbstractCegarLoop]: Abstraction has 126 states and 136 transitions. [2018-04-10 14:24:32,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 14:24:32,803 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2018-04-10 14:24:32,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-10 14:24:32,803 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:32,804 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:32,804 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:32,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1003043283, now seen corresponding path program 1 times [2018-04-10 14:24:32,804 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:32,804 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:32,805 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:32,805 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:32,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:32,817 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:32,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:32,849 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:32,849 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 14:24:32,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 14:24:32,850 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 14:24:32,850 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:24:32,850 INFO L87 Difference]: Start difference. First operand 126 states and 136 transitions. Second operand 6 states. [2018-04-10 14:24:33,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:33,059 INFO L93 Difference]: Finished difference Result 218 states and 241 transitions. [2018-04-10 14:24:33,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 14:24:33,059 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-04-10 14:24:33,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:33,061 INFO L225 Difference]: With dead ends: 218 [2018-04-10 14:24:33,061 INFO L226 Difference]: Without dead ends: 218 [2018-04-10 14:24:33,061 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:24:33,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-04-10 14:24:33,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 125. [2018-04-10 14:24:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-10 14:24:33,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 135 transitions. [2018-04-10 14:24:33,064 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 135 transitions. Word has length 30 [2018-04-10 14:24:33,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:33,065 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 135 transitions. [2018-04-10 14:24:33,065 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 14:24:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 135 transitions. [2018-04-10 14:24:33,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-10 14:24:33,065 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:33,066 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:33,066 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:33,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1003043284, now seen corresponding path program 1 times [2018-04-10 14:24:33,066 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:33,066 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:33,067 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:33,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:33,068 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:33,079 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:33,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:33,136 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:33,136 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 14:24:33,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 14:24:33,136 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 14:24:33,136 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:24:33,137 INFO L87 Difference]: Start difference. First operand 125 states and 135 transitions. Second operand 6 states. [2018-04-10 14:24:33,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:33,373 INFO L93 Difference]: Finished difference Result 219 states and 238 transitions. [2018-04-10 14:24:33,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 14:24:33,373 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-04-10 14:24:33,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:33,374 INFO L225 Difference]: With dead ends: 219 [2018-04-10 14:24:33,374 INFO L226 Difference]: Without dead ends: 219 [2018-04-10 14:24:33,375 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:24:33,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2018-04-10 14:24:33,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 115. [2018-04-10 14:24:33,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-10 14:24:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 124 transitions. [2018-04-10 14:24:33,377 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 124 transitions. Word has length 30 [2018-04-10 14:24:33,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:33,378 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 124 transitions. [2018-04-10 14:24:33,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 14:24:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 124 transitions. [2018-04-10 14:24:33,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-10 14:24:33,378 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:33,379 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] [2018-04-10 14:24:33,379 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:33,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1734602764, now seen corresponding path program 1 times [2018-04-10 14:24:33,379 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:33,379 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:33,380 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:33,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:33,380 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:33,387 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:33,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:33,425 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:33,425 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-10 14:24:33,426 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-10 14:24:33,426 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-10 14:24:33,426 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-04-10 14:24:33,426 INFO L87 Difference]: Start difference. First operand 115 states and 124 transitions. Second operand 8 states. [2018-04-10 14:24:33,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:33,575 INFO L93 Difference]: Finished difference Result 144 states and 154 transitions. [2018-04-10 14:24:33,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 14:24:33,575 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2018-04-10 14:24:33,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:33,576 INFO L225 Difference]: With dead ends: 144 [2018-04-10 14:24:33,576 INFO L226 Difference]: Without dead ends: 144 [2018-04-10 14:24:33,576 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-04-10 14:24:33,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-10 14:24:33,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 115. [2018-04-10 14:24:33,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-04-10 14:24:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 123 transitions. [2018-04-10 14:24:33,579 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 123 transitions. Word has length 34 [2018-04-10 14:24:33,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:33,579 INFO L459 AbstractCegarLoop]: Abstraction has 115 states and 123 transitions. [2018-04-10 14:24:33,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-10 14:24:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 123 transitions. [2018-04-10 14:24:33,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-10 14:24:33,580 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:33,580 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] [2018-04-10 14:24:33,580 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:33,581 INFO L82 PathProgramCache]: Analyzing trace with hash -443458674, now seen corresponding path program 1 times [2018-04-10 14:24:33,581 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:33,581 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:33,582 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:33,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:33,582 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:33,591 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:33,641 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:33,641 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:33,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:33,682 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:33,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:33,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:33,727 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,729 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:33,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:24:33,740 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,741 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,744 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,744 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-04-10 14:24:33,756 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 [2018-04-10 14:24:33,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:24:33,758 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-10 14:24:33,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:24:33,764 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,765 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,767 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:33,767 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-10 14:24:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:33,808 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:33,808 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-04-10 14:24:33,808 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 14:24:33,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 14:24:33,809 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:24:33,809 INFO L87 Difference]: Start difference. First operand 115 states and 123 transitions. Second operand 6 states. [2018-04-10 14:24:34,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:34,012 INFO L93 Difference]: Finished difference Result 188 states and 200 transitions. [2018-04-10 14:24:34,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-10 14:24:34,013 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2018-04-10 14:24:34,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:34,014 INFO L225 Difference]: With dead ends: 188 [2018-04-10 14:24:34,014 INFO L226 Difference]: Without dead ends: 188 [2018-04-10 14:24:34,014 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-10 14:24:34,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2018-04-10 14:24:34,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 134. [2018-04-10 14:24:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-10 14:24:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 144 transitions. [2018-04-10 14:24:34,018 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 144 transitions. Word has length 34 [2018-04-10 14:24:34,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:34,018 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 144 transitions. [2018-04-10 14:24:34,018 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 14:24:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 144 transitions. [2018-04-10 14:24:34,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-10 14:24:34,019 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:34,019 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] [2018-04-10 14:24:34,020 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:34,020 INFO L82 PathProgramCache]: Analyzing trace with hash 1406490098, now seen corresponding path program 1 times [2018-04-10 14:24:34,020 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:34,020 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:34,021 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:34,021 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:34,021 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:34,029 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:34,103 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 14:24:34,104 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 14:24:34,104 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 14:24:34,104 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 14:24:34,104 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 14:24:34,104 INFO L87 Difference]: Start difference. First operand 134 states and 144 transitions. Second operand 5 states. [2018-04-10 14:24:34,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:34,189 INFO L93 Difference]: Finished difference Result 138 states and 146 transitions. [2018-04-10 14:24:34,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 14:24:34,189 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-04-10 14:24:34,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:34,190 INFO L225 Difference]: With dead ends: 138 [2018-04-10 14:24:34,190 INFO L226 Difference]: Without dead ends: 138 [2018-04-10 14:24:34,190 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-10 14:24:34,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-04-10 14:24:34,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 133. [2018-04-10 14:24:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-10 14:24:34,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 141 transitions. [2018-04-10 14:24:34,194 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 141 transitions. Word has length 36 [2018-04-10 14:24:34,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:34,194 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 141 transitions. [2018-04-10 14:24:34,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 14:24:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 141 transitions. [2018-04-10 14:24:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-10 14:24:34,198 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:34,198 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] [2018-04-10 14:24:34,198 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:34,198 INFO L82 PathProgramCache]: Analyzing trace with hash -1978364518, now seen corresponding path program 1 times [2018-04-10 14:24:34,198 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:34,199 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:34,200 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:34,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:34,200 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:34,210 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:34,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:34,277 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:34,277 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:34,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:34,310 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:34,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:34,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:34,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:34,326 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,328 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-04-10 14:24:34,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-10 14:24:34,372 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:24:34,372 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 11 [2018-04-10 14:24:34,373 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 14:24:34,373 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 14:24:34,373 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-04-10 14:24:34,373 INFO L87 Difference]: Start difference. First operand 133 states and 141 transitions. Second operand 11 states. [2018-04-10 14:24:34,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:34,678 INFO L93 Difference]: Finished difference Result 172 states and 181 transitions. [2018-04-10 14:24:34,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 14:24:34,679 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2018-04-10 14:24:34,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:34,680 INFO L225 Difference]: With dead ends: 172 [2018-04-10 14:24:34,680 INFO L226 Difference]: Without dead ends: 172 [2018-04-10 14:24:34,680 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2018-04-10 14:24:34,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2018-04-10 14:24:34,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 138. [2018-04-10 14:24:34,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-04-10 14:24:34,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 146 transitions. [2018-04-10 14:24:34,683 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 146 transitions. Word has length 40 [2018-04-10 14:24:34,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:34,684 INFO L459 AbstractCegarLoop]: Abstraction has 138 states and 146 transitions. [2018-04-10 14:24:34,684 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 14:24:34,684 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 146 transitions. [2018-04-10 14:24:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-10 14:24:34,684 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:34,684 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] [2018-04-10 14:24:34,685 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:34,685 INFO L82 PathProgramCache]: Analyzing trace with hash -164272198, now seen corresponding path program 1 times [2018-04-10 14:24:34,685 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:34,685 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:34,686 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:34,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:34,686 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:34,694 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:34,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:34,756 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:34,756 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:34,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:34,786 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:34,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 14:24:34,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 14:24:34,814 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,816 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,818 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,818 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2018-04-10 14:24:34,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-10 14:24:34,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:24:34,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,826 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,827 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:34,827 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2018-04-10 14:24:34,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-10 14:24:34,859 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-04-10 14:24:34,859 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 9 [2018-04-10 14:24:34,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 14:24:34,860 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 14:24:34,860 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:24:34,860 INFO L87 Difference]: Start difference. First operand 138 states and 146 transitions. Second operand 9 states. [2018-04-10 14:24:35,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:35,035 INFO L93 Difference]: Finished difference Result 212 states and 224 transitions. [2018-04-10 14:24:35,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-10 14:24:35,035 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 43 [2018-04-10 14:24:35,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:35,036 INFO L225 Difference]: With dead ends: 212 [2018-04-10 14:24:35,036 INFO L226 Difference]: Without dead ends: 212 [2018-04-10 14:24:35,036 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2018-04-10 14:24:35,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2018-04-10 14:24:35,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 135. [2018-04-10 14:24:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-10 14:24:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 142 transitions. [2018-04-10 14:24:35,040 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 142 transitions. Word has length 43 [2018-04-10 14:24:35,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:35,040 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 142 transitions. [2018-04-10 14:24:35,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 14:24:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2018-04-10 14:24:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-10 14:24:35,041 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:35,041 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:35,041 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:35,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1969712633, now seen corresponding path program 1 times [2018-04-10 14:24:35,041 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:35,041 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:35,042 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:35,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:35,043 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:35,052 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:35,156 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:35,156 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:35,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:35,186 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:35,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:35,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:35,202 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 [2018-04-10 14:24:35,203 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,211 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,211 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-04-10 14:24:35,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:24:35,255 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 [2018-04-10 14:24:35,255 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,260 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,267 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,267 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-10 14:24:35,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-10 14:24:35,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 14:24:35,320 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,324 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,329 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,329 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:42, output treesize:23 [2018-04-10 14:24:35,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-10 14:24:35,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:35,360 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,362 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:35,364 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. [2018-04-10 14:24:35,364 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:15 [2018-04-10 14:24:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:35,440 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:35,441 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 20 [2018-04-10 14:24:35,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 14:24:35,441 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 14:24:35,441 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2018-04-10 14:24:35,442 INFO L87 Difference]: Start difference. First operand 135 states and 142 transitions. Second operand 21 states. [2018-04-10 14:24:35,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:35,949 INFO L93 Difference]: Finished difference Result 237 states and 251 transitions. [2018-04-10 14:24:35,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-10 14:24:35,949 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 45 [2018-04-10 14:24:35,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:35,950 INFO L225 Difference]: With dead ends: 237 [2018-04-10 14:24:35,950 INFO L226 Difference]: Without dead ends: 237 [2018-04-10 14:24:35,951 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=170, Invalid=586, Unknown=0, NotChecked=0, Total=756 [2018-04-10 14:24:35,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-04-10 14:24:35,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 163. [2018-04-10 14:24:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-04-10 14:24:35,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 174 transitions. [2018-04-10 14:24:35,954 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 174 transitions. Word has length 45 [2018-04-10 14:24:35,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:35,954 INFO L459 AbstractCegarLoop]: Abstraction has 163 states and 174 transitions. [2018-04-10 14:24:35,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 14:24:35,955 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 174 transitions. [2018-04-10 14:24:35,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-10 14:24:35,955 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:35,955 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:35,955 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:35,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1969712634, now seen corresponding path program 1 times [2018-04-10 14:24:35,956 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:35,956 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:35,957 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:35,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:35,957 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:35,967 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:36,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:36,121 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:36,121 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:36,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:36,154 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:36,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:36,226 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:36,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:36,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 14:24:36,236 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,244 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,244 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:22 [2018-04-10 14:24:36,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:24:36,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:36,268 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:36,291 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 [2018-04-10 14:24:36,291 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,293 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,304 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,304 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:41, output treesize:34 [2018-04-10 14:24:36,377 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 [2018-04-10 14:24:36,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 14:24:36,380 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,385 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,396 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 [2018-04-10 14:24:36,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:36,399 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,405 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,413 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. [2018-04-10 14:24:36,413 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:63, output treesize:36 [2018-04-10 14:24:36,506 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 36 treesize of output 28 [2018-04-10 14:24:36,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:36,508 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,514 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-10 14:24:36,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:24:36,529 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:24:36,534 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,536 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,540 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:36,540 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:50, output treesize:9 [2018-04-10 14:24:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:36,600 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:36,600 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 21 [2018-04-10 14:24:36,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 14:24:36,601 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 14:24:36,601 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2018-04-10 14:24:36,601 INFO L87 Difference]: Start difference. First operand 163 states and 174 transitions. Second operand 22 states. [2018-04-10 14:24:37,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:37,289 INFO L93 Difference]: Finished difference Result 217 states and 230 transitions. [2018-04-10 14:24:37,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 14:24:37,289 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 45 [2018-04-10 14:24:37,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:37,290 INFO L225 Difference]: With dead ends: 217 [2018-04-10 14:24:37,290 INFO L226 Difference]: Without dead ends: 217 [2018-04-10 14:24:37,290 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 34 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=267, Invalid=1065, Unknown=0, NotChecked=0, Total=1332 [2018-04-10 14:24:37,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-04-10 14:24:37,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 165. [2018-04-10 14:24:37,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-10 14:24:37,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 176 transitions. [2018-04-10 14:24:37,292 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 176 transitions. Word has length 45 [2018-04-10 14:24:37,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:37,293 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 176 transitions. [2018-04-10 14:24:37,293 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 14:24:37,293 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 176 transitions. [2018-04-10 14:24:37,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-10 14:24:37,293 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:37,293 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:37,293 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:37,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1631483992, now seen corresponding path program 1 times [2018-04-10 14:24:37,293 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:37,293 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:37,294 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:37,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:37,294 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:37,299 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:37,354 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:37,355 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:37,355 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:37,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:37,379 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:37,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:37,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:24:37,392 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,393 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:37,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:24:37,398 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,399 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,401 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,401 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-04-10 14:24:37,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-10 14:24:37,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:24:37,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,411 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,416 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 [2018-04-10 14:24:37,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:37,417 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,418 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:37,420 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-10 14:24:37,430 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-10 14:24:37,450 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:37,450 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 9 [2018-04-10 14:24:37,450 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-10 14:24:37,451 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-10 14:24:37,451 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-04-10 14:24:37,451 INFO L87 Difference]: Start difference. First operand 165 states and 176 transitions. Second operand 9 states. [2018-04-10 14:24:37,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:37,698 INFO L93 Difference]: Finished difference Result 210 states and 224 transitions. [2018-04-10 14:24:37,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-10 14:24:37,699 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 46 [2018-04-10 14:24:37,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:37,700 INFO L225 Difference]: With dead ends: 210 [2018-04-10 14:24:37,700 INFO L226 Difference]: Without dead ends: 210 [2018-04-10 14:24:37,700 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 45 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-04-10 14:24:37,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-04-10 14:24:37,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 181. [2018-04-10 14:24:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2018-04-10 14:24:37,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 193 transitions. [2018-04-10 14:24:37,703 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 193 transitions. Word has length 46 [2018-04-10 14:24:37,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:37,704 INFO L459 AbstractCegarLoop]: Abstraction has 181 states and 193 transitions. [2018-04-10 14:24:37,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-10 14:24:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 193 transitions. [2018-04-10 14:24:37,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-10 14:24:37,704 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:37,704 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:37,704 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:37,704 INFO L82 PathProgramCache]: Analyzing trace with hash -853867563, now seen corresponding path program 1 times [2018-04-10 14:24:37,704 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:37,705 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:37,705 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:37,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:37,706 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:37,712 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:37,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:37,904 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:37,905 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:37,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:37,927 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-10 14:24:38,120 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:38,120 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 19 [2018-04-10 14:24:38,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 14:24:38,121 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 14:24:38,121 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=310, Unknown=18, NotChecked=0, Total=380 [2018-04-10 14:24:38,121 INFO L87 Difference]: Start difference. First operand 181 states and 193 transitions. Second operand 20 states. [2018-04-10 14:24:38,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:38,899 INFO L93 Difference]: Finished difference Result 198 states and 209 transitions. [2018-04-10 14:24:38,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-10 14:24:38,899 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 50 [2018-04-10 14:24:38,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:38,900 INFO L225 Difference]: With dead ends: 198 [2018-04-10 14:24:38,900 INFO L226 Difference]: Without dead ends: 165 [2018-04-10 14:24:38,900 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 42 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=152, Invalid=760, Unknown=18, NotChecked=0, Total=930 [2018-04-10 14:24:38,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-10 14:24:38,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-04-10 14:24:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-10 14:24:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 176 transitions. [2018-04-10 14:24:38,902 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 176 transitions. Word has length 50 [2018-04-10 14:24:38,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:38,902 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 176 transitions. [2018-04-10 14:24:38,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 14:24:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 176 transitions. [2018-04-10 14:24:38,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-10 14:24:38,902 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:38,902 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:38,903 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:38,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1823429632, now seen corresponding path program 1 times [2018-04-10 14:24:38,903 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:38,903 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:38,904 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:38,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:38,904 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:38,914 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:39,094 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:39,094 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:39,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:39,131 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:39,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:39,143 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:39,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:39,144 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,148 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-04-10 14:24:39,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:24:39,158 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 [2018-04-10 14:24:39,158 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,161 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,167 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,167 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:20 [2018-04-10 14:24:39,188 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 [2018-04-10 14:24:39,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:24:39,190 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,194 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,200 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,200 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2018-04-10 14:24:39,222 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:39,223 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:39,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 14:24:39,223 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,228 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,228 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:23 [2018-04-10 14:24:39,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 25 [2018-04-10 14:24:39,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:24:39,255 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,259 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,265 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,265 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:25 [2018-04-10 14:24:39,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 61 [2018-04-10 14:24:39,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 48 [2018-04-10 14:24:39,360 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:39,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2018-04-10 14:24:39,388 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,400 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:39,409 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:24:39,410 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:57, output treesize:49 [2018-04-10 14:24:39,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-10 14:24:39,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:39,444 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,446 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:39,447 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:5 [2018-04-10 14:24:39,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:39,486 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:39,486 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 22 [2018-04-10 14:24:39,486 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-10 14:24:39,486 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-10 14:24:39,486 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2018-04-10 14:24:39,486 INFO L87 Difference]: Start difference. First operand 165 states and 176 transitions. Second operand 23 states. [2018-04-10 14:24:40,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:40,187 INFO L93 Difference]: Finished difference Result 243 states and 258 transitions. [2018-04-10 14:24:40,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-10 14:24:40,225 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 51 [2018-04-10 14:24:40,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:40,226 INFO L225 Difference]: With dead ends: 243 [2018-04-10 14:24:40,226 INFO L226 Difference]: Without dead ends: 243 [2018-04-10 14:24:40,227 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 38 SyntacticMatches, 7 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=255, Invalid=1227, Unknown=0, NotChecked=0, Total=1482 [2018-04-10 14:24:40,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-04-10 14:24:40,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 192. [2018-04-10 14:24:40,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2018-04-10 14:24:40,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 206 transitions. [2018-04-10 14:24:40,230 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 206 transitions. Word has length 51 [2018-04-10 14:24:40,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:40,231 INFO L459 AbstractCegarLoop]: Abstraction has 192 states and 206 transitions. [2018-04-10 14:24:40,231 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-10 14:24:40,231 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 206 transitions. [2018-04-10 14:24:40,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-10 14:24:40,232 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:40,232 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:40,232 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:40,232 INFO L82 PathProgramCache]: Analyzing trace with hash 1823429633, now seen corresponding path program 1 times [2018-04-10 14:24:40,232 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:40,232 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:40,233 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:40,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:40,233 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:40,249 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:40,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:40,470 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:40,470 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:40,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:40,491 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:40,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,542 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 [2018-04-10 14:24:40,542 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 14:24:40,550 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,556 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,556 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:32 [2018-04-10 14:24:40,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:40,579 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 [2018-04-10 14:24:40,579 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,580 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:40,590 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 [2018-04-10 14:24:40,590 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,592 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,599 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,599 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:51, output treesize:48 [2018-04-10 14:24:40,687 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 46 [2018-04-10 14:24:40,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:24:40,691 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,697 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,712 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,715 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 [2018-04-10 14:24:40,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 14:24:40,720 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,723 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,732 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,733 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:71, output treesize:67 [2018-04-10 14:24:40,762 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,764 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:24:40,764 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 14:24:40,776 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,786 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,786 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:78, output treesize:70 [2018-04-10 14:24:40,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:40,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61 [2018-04-10 14:24:40,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:24:40,826 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,832 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-10 14:24:40,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-10 14:24:40,848 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,851 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,859 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,860 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:92, output treesize:64 [2018-04-10 14:24:40,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 88 [2018-04-10 14:24:40,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:24:40,946 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,955 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,967 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-10 14:24:40,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:24:40,969 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,972 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:40,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:40,980 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:120, output treesize:81 [2018-04-10 14:24:41,048 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 81 treesize of output 49 [2018-04-10 14:24:41,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-10 14:24:41,050 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:41,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-10 14:24:41,056 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:41,061 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:41,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-10 14:24:41,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:24:41,070 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:41,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:24:41,074 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:41,074 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:41,079 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:41,079 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:95, output treesize:18 [2018-04-10 14:24:41,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:41,147 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:41,147 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 18] total 32 [2018-04-10 14:24:41,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-10 14:24:41,148 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-10 14:24:41,148 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=922, Unknown=0, NotChecked=0, Total=1056 [2018-04-10 14:24:41,148 INFO L87 Difference]: Start difference. First operand 192 states and 206 transitions. Second operand 33 states. [2018-04-10 14:24:42,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:42,492 INFO L93 Difference]: Finished difference Result 290 states and 308 transitions. [2018-04-10 14:24:42,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-10 14:24:42,492 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 51 [2018-04-10 14:24:42,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:42,493 INFO L225 Difference]: With dead ends: 290 [2018-04-10 14:24:42,493 INFO L226 Difference]: Without dead ends: 290 [2018-04-10 14:24:42,494 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 810 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=512, Invalid=2794, Unknown=0, NotChecked=0, Total=3306 [2018-04-10 14:24:42,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2018-04-10 14:24:42,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 172. [2018-04-10 14:24:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2018-04-10 14:24:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 183 transitions. [2018-04-10 14:24:42,496 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 183 transitions. Word has length 51 [2018-04-10 14:24:42,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:42,496 INFO L459 AbstractCegarLoop]: Abstraction has 172 states and 183 transitions. [2018-04-10 14:24:42,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-10 14:24:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 183 transitions. [2018-04-10 14:24:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-10 14:24:42,496 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:42,497 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:42,497 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:42,497 INFO L82 PathProgramCache]: Analyzing trace with hash -87740577, now seen corresponding path program 2 times [2018-04-10 14:24:42,497 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:42,497 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:42,498 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:42,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:42,498 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:42,504 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:42,702 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:42,702 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:42,711 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:24:42,738 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:24:42,739 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:24:42,742 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:42,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:42,854 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 8 treesize of output 7 [2018-04-10 14:24:42,854 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:42,855 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:42,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:42,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:24:42,873 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:42,875 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:42,880 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:42,880 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2018-04-10 14:24:42,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 66 [2018-04-10 14:24:42,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2018-04-10 14:24:42,955 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:42,970 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:42,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 48 [2018-04-10 14:24:42,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2018-04-10 14:24:42,989 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:43,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2018-04-10 14:24:43,001 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:43,010 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:43,017 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:43,017 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:60, output treesize:70 [2018-04-10 14:24:43,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:43,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:43,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 66 [2018-04-10 14:24:43,307 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2018-04-10 14:24:43,308 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:24:43,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-10 14:24:43,320 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:43,326 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:43,338 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 30 treesize of output 24 [2018-04-10 14:24:43,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-10 14:24:43,340 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:43,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:43,359 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:43,360 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:43,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:43,369 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:79, output treesize:10 [2018-04-10 14:24:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:43,441 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:43,441 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 18] total 30 [2018-04-10 14:24:43,442 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-10 14:24:43,442 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-10 14:24:43,442 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=782, Unknown=3, NotChecked=0, Total=870 [2018-04-10 14:24:43,442 INFO L87 Difference]: Start difference. First operand 172 states and 183 transitions. Second operand 30 states. [2018-04-10 14:24:45,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:45,072 INFO L93 Difference]: Finished difference Result 244 states and 260 transitions. [2018-04-10 14:24:45,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-10 14:24:45,073 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 51 [2018-04-10 14:24:45,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:45,074 INFO L225 Difference]: With dead ends: 244 [2018-04-10 14:24:45,074 INFO L226 Difference]: Without dead ends: 244 [2018-04-10 14:24:45,074 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 397 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=496, Invalid=2356, Unknown=10, NotChecked=0, Total=2862 [2018-04-10 14:24:45,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-04-10 14:24:45,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 197. [2018-04-10 14:24:45,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-10 14:24:45,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 211 transitions. [2018-04-10 14:24:45,077 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 211 transitions. Word has length 51 [2018-04-10 14:24:45,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:45,078 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 211 transitions. [2018-04-10 14:24:45,078 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-10 14:24:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 211 transitions. [2018-04-10 14:24:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-10 14:24:45,078 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:45,078 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:45,079 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:45,079 INFO L82 PathProgramCache]: Analyzing trace with hash -345802365, now seen corresponding path program 1 times [2018-04-10 14:24:45,079 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:45,079 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:45,079 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:45,080 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:24:45,080 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:45,090 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:45,261 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:45,277 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:45,277 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:45,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:45,310 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:45,365 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:45,366 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:45,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-10 14:24:45,367 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,371 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,371 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-10 14:24:45,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:45,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:24:45,392 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,393 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:45,402 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 [2018-04-10 14:24:45,403 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,404 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,409 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,409 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:25 [2018-04-10 14:24:45,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 55 [2018-04-10 14:24:45,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:24:45,472 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 43 [2018-04-10 14:24:45,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:24:45,488 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,491 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,496 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,496 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:65, output treesize:49 [2018-04-10 14:24:45,616 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 [2018-04-10 14:24:45,618 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 [2018-04-10 14:24:45,618 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:45,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3 [2018-04-10 14:24:45,628 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,631 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:45,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-04-10 14:24:45,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:45,639 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:45,642 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,643 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:45,646 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:79, output treesize:10 [2018-04-10 14:24:45,686 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:45,708 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:45,708 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 16] total 28 [2018-04-10 14:24:45,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-10 14:24:45,709 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-10 14:24:45,709 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2018-04-10 14:24:45,709 INFO L87 Difference]: Start difference. First operand 197 states and 211 transitions. Second operand 28 states. [2018-04-10 14:24:46,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:46,424 INFO L93 Difference]: Finished difference Result 225 states and 238 transitions. [2018-04-10 14:24:46,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-10 14:24:46,425 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 53 [2018-04-10 14:24:46,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:46,425 INFO L225 Difference]: With dead ends: 225 [2018-04-10 14:24:46,425 INFO L226 Difference]: Without dead ends: 221 [2018-04-10 14:24:46,426 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=1745, Unknown=0, NotChecked=0, Total=2070 [2018-04-10 14:24:46,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2018-04-10 14:24:46,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 197. [2018-04-10 14:24:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-10 14:24:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 210 transitions. [2018-04-10 14:24:46,428 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 210 transitions. Word has length 53 [2018-04-10 14:24:46,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:46,428 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 210 transitions. [2018-04-10 14:24:46,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-10 14:24:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 210 transitions. [2018-04-10 14:24:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-10 14:24:46,428 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:46,428 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:46,428 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:46,428 INFO L82 PathProgramCache]: Analyzing trace with hash 2024946350, now seen corresponding path program 3 times [2018-04-10 14:24:46,428 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:46,429 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:46,429 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:46,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:24:46,429 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:46,436 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:46,565 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:46,566 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:46,566 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:46,571 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-10 14:24:46,596 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-10 14:24:46,596 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:24:46,598 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:46,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:46,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:46,673 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,674 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:24:46,684 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 8 treesize of output 7 [2018-04-10 14:24:46,684 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,685 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,690 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,691 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:35, output treesize:20 [2018-04-10 14:24:46,738 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 [2018-04-10 14:24:46,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 14:24:46,740 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,743 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,749 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,749 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:17 [2018-04-10 14:24:46,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-10 14:24:46,803 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 20 treesize of output 19 [2018-04-10 14:24:46,803 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 14 [2018-04-10 14:24:46,829 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,836 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:46,844 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:46,845 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:28, output treesize:45 [2018-04-10 14:24:46,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2018-04-10 14:24:46,879 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 32 [2018-04-10 14:24:46,880 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,898 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:46,898 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:63, output treesize:61 [2018-04-10 14:24:46,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 47 [2018-04-10 14:24:46,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-10 14:24:46,943 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,952 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2018-04-10 14:24:46,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:46,981 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,989 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:46,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 57 [2018-04-10 14:24:46,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:46,993 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,004 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 64 [2018-04-10 14:24:47,041 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 55 treesize of output 49 [2018-04-10 14:24:47,041 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,082 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 50 treesize of output 40 [2018-04-10 14:24:47,083 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,109 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:47,133 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:47,134 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:109, output treesize:77 [2018-04-10 14:24:47,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 62 [2018-04-10 14:24:47,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 58 [2018-04-10 14:24:47,257 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,276 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:47,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 78 treesize of output 100 [2018-04-10 14:24:47,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 86 [2018-04-10 14:24:47,330 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 84 [2018-04-10 14:24:47,471 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:47,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 51 [2018-04-10 14:24:47,584 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-04-10 14:24:47,685 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:47,803 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: 3 dim-0 vars, and 6 xjuncts. [2018-04-10 14:24:47,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 74 [2018-04-10 14:24:47,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2018-04-10 14:24:47,982 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,997 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:47,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:24:47,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 65 [2018-04-10 14:24:48,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 25 [2018-04-10 14:24:48,000 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,006 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,008 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:24:48,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2018-04-10 14:24:48,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 28 [2018-04-10 14:24:48,010 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,017 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 61 [2018-04-10 14:24:48,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 57 [2018-04-10 14:24:48,033 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,064 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:48,066 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:24:48,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 46 [2018-04-10 14:24:48,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 14 [2018-04-10 14:24:48,068 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,075 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 74 [2018-04-10 14:24:48,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2018-04-10 14:24:48,090 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,110 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 66 [2018-04-10 14:24:48,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 54 [2018-04-10 14:24:48,219 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 45 [2018-04-10 14:24:48,254 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:48,277 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:24:48,349 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-10 14:24:48,349 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 6 variables, input treesize:137, output treesize:387 [2018-04-10 14:24:48,608 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 49 treesize of output 53 [2018-04-10 14:24:48,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-10 14:24:48,610 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 39 [2018-04-10 14:24:48,627 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-04-10 14:24:48,668 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,685 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:48,765 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 61 treesize of output 63 [2018-04-10 14:24:48,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 50 [2018-04-10 14:24:48,768 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 43 [2018-04-10 14:24:48,796 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 42 [2018-04-10 14:24:48,830 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:48,854 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:48,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 87 [2018-04-10 14:24:48,929 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 71 treesize of output 52 [2018-04-10 14:24:48,929 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 62 [2018-04-10 14:24:49,011 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 53 [2018-04-10 14:24:49,092 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 37 [2018-04-10 14:24:49,177 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 51 [2018-04-10 14:24:49,268 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 58 [2018-04-10 14:24:49,304 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 42 [2018-04-10 14:24:49,374 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,508 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 54 treesize of output 43 [2018-04-10 14:24:49,509 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,529 INFO L267 ElimStorePlain]: Start of recursive call 10: 13 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 14:24:49,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2018-04-10 14:24:49,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 23 [2018-04-10 14:24:49,608 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,622 INFO L267 ElimStorePlain]: Start of recursive call 19: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 35 [2018-04-10 14:24:49,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:24:49,626 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,633 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 11 treesize of output 3 [2018-04-10 14:24:49,633 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,637 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2018-04-10 14:24:49,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:24:49,706 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,710 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-10 14:24:49,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:24:49,777 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,781 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 53 [2018-04-10 14:24:49,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 34 [2018-04-10 14:24:49,855 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-04-10 14:24:49,910 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:49,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 20 [2018-04-10 14:24:49,971 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-04-10 14:24:50,016 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,065 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 30 treesize of output 19 [2018-04-10 14:24:50,065 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 26 [2018-04-10 14:24:50,203 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 19 [2018-04-10 14:24:50,235 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 15 [2018-04-10 14:24:50,267 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,284 INFO L267 ElimStorePlain]: Start of recursive call 28: 13 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:50,291 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 43 treesize of output 51 [2018-04-10 14:24:50,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2018-04-10 14:24:50,293 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 36 [2018-04-10 14:24:50,323 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-04-10 14:24:50,359 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-04-10 14:24:50,385 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-04-10 14:24:50,416 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,439 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-04-10 14:24:50,439 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 21 [2018-04-10 14:24:50,462 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-04-10 14:24:50,481 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,493 INFO L267 ElimStorePlain]: Start of recursive call 37: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:50,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 42 [2018-04-10 14:24:50,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 31 [2018-04-10 14:24:50,500 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-04-10 14:24:50,513 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2018-04-10 14:24:50,527 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-04-10 14:24:50,540 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-04-10 14:24:50,552 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,561 INFO L267 ElimStorePlain]: Start of recursive call 46: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:24:50,613 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 39 treesize of output 27 [2018-04-10 14:24:50,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:24:50,614 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,618 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 [2018-04-10 14:24:50,618 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,620 INFO L267 ElimStorePlain]: Start of recursive call 52: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,663 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 64 treesize of output 62 [2018-04-10 14:24:50,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-10 14:24:50,665 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 42 [2018-04-10 14:24:50,687 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,707 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 38 [2018-04-10 14:24:50,707 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,717 INFO L267 ElimStorePlain]: Start of recursive call 55: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,765 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 38 treesize of output 40 [2018-04-10 14:24:50,766 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 36 treesize of output 29 [2018-04-10 14:24:50,767 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-04-10 14:24:50,782 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:50,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-04-10 14:24:50,796 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:50,809 INFO L267 ElimStorePlain]: Start of recursive call 59: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:24:50,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 10 dim-2 vars, End of recursive call: 4 dim-0 vars, and 7 xjuncts. [2018-04-10 14:24:50,851 INFO L202 ElimStorePlain]: Needed 62 recursive calls to eliminate 19 variables, input treesize:293, output treesize:103 [2018-04-10 14:24:50,962 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:50,980 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:50,980 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 20] total 33 [2018-04-10 14:24:50,980 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-10 14:24:50,981 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-10 14:24:50,981 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=1010, Unknown=0, NotChecked=0, Total=1122 [2018-04-10 14:24:50,981 INFO L87 Difference]: Start difference. First operand 197 states and 210 transitions. Second operand 34 states. [2018-04-10 14:24:52,474 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 139 DAG size of output 85 [2018-04-10 14:24:54,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:54,016 INFO L93 Difference]: Finished difference Result 276 states and 294 transitions. [2018-04-10 14:24:54,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-10 14:24:54,017 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 56 [2018-04-10 14:24:54,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:54,017 INFO L225 Difference]: With dead ends: 276 [2018-04-10 14:24:54,018 INFO L226 Difference]: Without dead ends: 276 [2018-04-10 14:24:54,018 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 920 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=840, Invalid=3716, Unknown=0, NotChecked=0, Total=4556 [2018-04-10 14:24:54,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-04-10 14:24:54,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 225. [2018-04-10 14:24:54,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-04-10 14:24:54,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 242 transitions. [2018-04-10 14:24:54,020 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 242 transitions. Word has length 56 [2018-04-10 14:24:54,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:54,021 INFO L459 AbstractCegarLoop]: Abstraction has 225 states and 242 transitions. [2018-04-10 14:24:54,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-10 14:24:54,021 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 242 transitions. [2018-04-10 14:24:54,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-04-10 14:24:54,021 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:54,021 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:54,021 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:54,021 INFO L82 PathProgramCache]: Analyzing trace with hash 2024946351, now seen corresponding path program 2 times [2018-04-10 14:24:54,021 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:54,021 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:54,022 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:54,022 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:24:54,022 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:54,029 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:54,220 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:54,220 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:54,226 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:24:54,244 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:24:54,244 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:24:54,246 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:54,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,330 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,330 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 [2018-04-10 14:24:54,330 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,339 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-10 14:24:54,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:54,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:24:54,369 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,370 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:54,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:54,383 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,384 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,393 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,393 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-10 14:24:54,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-10 14:24:54,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 14:24:54,498 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,524 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2018-04-10 14:24:54,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:24:54,528 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,535 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,546 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,546 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:68, output treesize:64 [2018-04-10 14:24:54,615 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,616 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:24:54,619 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 21 [2018-04-10 14:24:54,633 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,646 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:82, output treesize:74 [2018-04-10 14:24:54,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-10 14:24:54,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-10 14:24:54,686 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,690 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,707 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:54,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2018-04-10 14:24:54,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:24:54,712 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,717 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,729 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,729 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:96, output treesize:68 [2018-04-10 14:24:54,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-10 14:24:54,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:54,830 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,833 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 82 [2018-04-10 14:24:54,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:24:54,852 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,859 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,870 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:54,870 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:128, output treesize:89 [2018-04-10 14:24:54,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 51 [2018-04-10 14:24:54,948 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18 [2018-04-10 14:24:54,948 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-10 14:24:54,955 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:54,960 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:54,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-10 14:24:54,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:24:54,971 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,975 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 5 treesize of output 1 [2018-04-10 14:24:54,975 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,976 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:54,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:24:54,982 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:100, output treesize:18 [2018-04-10 14:24:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:55,062 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:55,062 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21] total 35 [2018-04-10 14:24:55,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-10 14:24:55,063 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-10 14:24:55,063 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=1126, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 14:24:55,064 INFO L87 Difference]: Start difference. First operand 225 states and 242 transitions. Second operand 36 states. [2018-04-10 14:24:57,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:24:57,388 INFO L93 Difference]: Finished difference Result 302 states and 321 transitions. [2018-04-10 14:24:57,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-10 14:24:57,388 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 56 [2018-04-10 14:24:57,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:24:57,389 INFO L225 Difference]: With dead ends: 302 [2018-04-10 14:24:57,389 INFO L226 Difference]: Without dead ends: 302 [2018-04-10 14:24:57,390 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 854 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=779, Invalid=3777, Unknown=0, NotChecked=0, Total=4556 [2018-04-10 14:24:57,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2018-04-10 14:24:57,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 205. [2018-04-10 14:24:57,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-04-10 14:24:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 219 transitions. [2018-04-10 14:24:57,392 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 219 transitions. Word has length 56 [2018-04-10 14:24:57,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:24:57,392 INFO L459 AbstractCegarLoop]: Abstraction has 205 states and 219 transitions. [2018-04-10 14:24:57,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-10 14:24:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 219 transitions. [2018-04-10 14:24:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-10 14:24:57,392 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:24:57,392 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:24:57,392 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:24:57,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1817457702, now seen corresponding path program 2 times [2018-04-10 14:24:57,393 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:24:57,393 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:24:57,393 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:57,393 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:24:57,393 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:24:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:24:57,403 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:24:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:57,659 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:24:57,659 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:24:57,664 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:24:57,687 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:24:57,687 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:24:57,689 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:24:57,774 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:57,775 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:57,775 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 [2018-04-10 14:24:57,776 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,782 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,782 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-10 14:24:57,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:24:57,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:24:57,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,810 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:24:57,820 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:24:57,820 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,822 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,829 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,829 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-10 14:24:57,916 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:57,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-10 14:24:57,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:24:57,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,925 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,936 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:57,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-10 14:24:57,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-10 14:24:57,939 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,944 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,952 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:57,953 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:72, output treesize:76 [2018-04-10 14:24:57,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:57,986 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:57,987 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:57,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-10 14:24:57,988 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,001 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,002 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:90, output treesize:96 [2018-04-10 14:24:58,041 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:24:58,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 63 [2018-04-10 14:24:58,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2018-04-10 14:24:58,045 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,051 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,067 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 78 [2018-04-10 14:24:58,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-10 14:24:58,070 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,078 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,089 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,089 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:115, output treesize:98 [2018-04-10 14:24:58,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 159 [2018-04-10 14:24:58,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:24:58,220 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,236 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 150 [2018-04-10 14:24:58,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:24:58,263 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,272 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,285 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,286 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:190, output treesize:158 [2018-04-10 14:24:58,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 116 [2018-04-10 14:24:58,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 32 [2018-04-10 14:24:58,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:24:58,374 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 60 [2018-04-10 14:24:58,381 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,385 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,392 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. [2018-04-10 14:24:58,393 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:169, output treesize:84 [2018-04-10 14:24:58,493 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,494 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:24:58,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 61 [2018-04-10 14:24:58,511 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 58 [2018-04-10 14:24:58,513 INFO L267 ElimStorePlain]: Start of recursive call 3: 17 dim-0 vars, End of recursive call: 17 dim-0 vars, and 7 xjuncts. [2018-04-10 14:24:58,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 47 [2018-04-10 14:24:58,586 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 51 [2018-04-10 14:24:58,591 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,593 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 56 treesize of output 43 [2018-04-10 14:24:58,594 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 29 [2018-04-10 14:24:58,595 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,599 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 46 treesize of output 41 [2018-04-10 14:24:58,600 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 35 [2018-04-10 14:24:58,601 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,606 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 56 treesize of output 51 [2018-04-10 14:24:58,606 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,695 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 39 treesize of output 43 [2018-04-10 14:24:58,696 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-04-10 14:24:58,697 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 43 [2018-04-10 14:24:58,702 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-10 14:24:58,707 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 35 treesize of output 39 [2018-04-10 14:24:58,712 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-10 14:24:58,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-10 14:24:58,714 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-04-10 14:24:58,715 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 14:24:58,775 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 7 dim-0 vars, and 7 xjuncts. [2018-04-10 14:24:58,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 14 dim-0 vars, and 7 xjuncts. [2018-04-10 14:24:58,816 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:87, output treesize:197 [2018-04-10 14:24:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:24:58,966 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:24:58,966 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 23] total 40 [2018-04-10 14:24:58,966 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-10 14:24:58,966 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-10 14:24:58,966 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=1443, Unknown=0, NotChecked=0, Total=1640 [2018-04-10 14:24:58,967 INFO L87 Difference]: Start difference. First operand 205 states and 219 transitions. Second operand 41 states. [2018-04-10 14:25:00,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:25:00,621 INFO L93 Difference]: Finished difference Result 292 states and 312 transitions. [2018-04-10 14:25:00,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-10 14:25:00,622 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 57 [2018-04-10 14:25:00,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:25:00,622 INFO L225 Difference]: With dead ends: 292 [2018-04-10 14:25:00,623 INFO L226 Difference]: Without dead ends: 292 [2018-04-10 14:25:00,623 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1245 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=868, Invalid=4388, Unknown=0, NotChecked=0, Total=5256 [2018-04-10 14:25:00,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2018-04-10 14:25:00,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 231. [2018-04-10 14:25:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2018-04-10 14:25:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 250 transitions. [2018-04-10 14:25:00,625 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 250 transitions. Word has length 57 [2018-04-10 14:25:00,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:25:00,626 INFO L459 AbstractCegarLoop]: Abstraction has 231 states and 250 transitions. [2018-04-10 14:25:00,626 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-10 14:25:00,626 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 250 transitions. [2018-04-10 14:25:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-04-10 14:25:00,626 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:25:00,626 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:25:00,626 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:25:00,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1817457703, now seen corresponding path program 2 times [2018-04-10 14:25:00,626 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:25:00,626 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:25:00,627 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:00,628 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:25:00,628 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:00,636 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:25:00,968 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:00,968 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:25:00,968 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:25:00,974 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:25:00,996 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:25:00,996 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:25:00,999 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:25:01,082 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,083 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,083 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 [2018-04-10 14:25:01,083 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,089 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,089 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-10 14:25:01,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:25:01,116 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 [2018-04-10 14:25:01,116 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,117 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:25:01,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:25:01,128 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,129 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,137 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:49, output treesize:35 [2018-04-10 14:25:01,224 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-10 14:25:01,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-10 14:25:01,228 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,233 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,245 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 35 [2018-04-10 14:25:01,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:25:01,249 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,254 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,263 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:65, output treesize:69 [2018-04-10 14:25:01,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:25:01,310 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:25:01,326 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,337 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,337 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:83, output treesize:75 [2018-04-10 14:25:01,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:01,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-10 14:25:01,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:25:01,393 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,402 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,414 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:01,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 56 [2018-04-10 14:25:01,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2018-04-10 14:25:01,418 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,423 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,431 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,432 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:94, output treesize:85 [2018-04-10 14:25:01,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 118 [2018-04-10 14:25:01,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:25:01,545 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,554 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 119 [2018-04-10 14:25:01,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:25:01,578 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,589 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,613 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. [2018-04-10 14:25:01,613 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:150, output treesize:99 [2018-04-10 14:25:01,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 93 [2018-04-10 14:25:01,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 37 [2018-04-10 14:25:01,886 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:01,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 21 [2018-04-10 14:25:01,895 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,901 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:01,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2018-04-10 14:25:01,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:01,922 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:25:01,929 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,931 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,936 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:01,936 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:126, output treesize:9 [2018-04-10 14:25:01,996 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:02,025 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:25:02,026 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 22] total 37 [2018-04-10 14:25:02,026 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-10 14:25:02,026 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-10 14:25:02,027 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1261, Unknown=0, NotChecked=0, Total=1406 [2018-04-10 14:25:02,027 INFO L87 Difference]: Start difference. First operand 231 states and 250 transitions. Second operand 38 states. [2018-04-10 14:25:03,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:25:03,746 INFO L93 Difference]: Finished difference Result 290 states and 311 transitions. [2018-04-10 14:25:03,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-10 14:25:03,746 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 57 [2018-04-10 14:25:03,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:25:03,747 INFO L225 Difference]: With dead ends: 290 [2018-04-10 14:25:03,747 INFO L226 Difference]: Without dead ends: 290 [2018-04-10 14:25:03,748 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=577, Invalid=3329, Unknown=0, NotChecked=0, Total=3906 [2018-04-10 14:25:03,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2018-04-10 14:25:03,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 230. [2018-04-10 14:25:03,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2018-04-10 14:25:03,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 248 transitions. [2018-04-10 14:25:03,750 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 248 transitions. Word has length 57 [2018-04-10 14:25:03,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:25:03,750 INFO L459 AbstractCegarLoop]: Abstraction has 230 states and 248 transitions. [2018-04-10 14:25:03,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-10 14:25:03,750 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 248 transitions. [2018-04-10 14:25:03,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-10 14:25:03,750 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:25:03,751 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:25:03,751 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:25:03,751 INFO L82 PathProgramCache]: Analyzing trace with hash 893675658, now seen corresponding path program 1 times [2018-04-10 14:25:03,751 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:25:03,751 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:25:03,752 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:03,752 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:25:03,752 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:03,762 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:25:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:03,982 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:25:03,982 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:25:03,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:04,004 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:25:04,050 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,055 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 [2018-04-10 14:25:04,055 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,061 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,062 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-10 14:25:04,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:25:04,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:25:04,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,104 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:25:04,116 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 [2018-04-10 14:25:04,116 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,117 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,125 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,125 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-10 14:25:04,215 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-10 14:25:04,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:25:04,219 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,223 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,234 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-10 14:25:04,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-10 14:25:04,237 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,242 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,250 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,251 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:69, output treesize:73 [2018-04-10 14:25:04,281 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,282 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-10 14:25:04,283 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,295 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,295 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:84, output treesize:90 [2018-04-10 14:25:04,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 62 [2018-04-10 14:25:04,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-10 14:25:04,336 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,341 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,356 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:04,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2018-04-10 14:25:04,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:25:04,361 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,368 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,379 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,379 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:112, output treesize:88 [2018-04-10 14:25:04,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 119 [2018-04-10 14:25:04,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:25:04,478 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,484 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 100 [2018-04-10 14:25:04,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:25:04,507 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,513 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,521 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. [2018-04-10 14:25:04,521 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:153, output treesize:102 [2018-04-10 14:25:04,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 76 [2018-04-10 14:25:04,607 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:04,607 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 45 [2018-04-10 14:25:04,613 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,617 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:04,625 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:116, output treesize:74 [2018-04-10 14:25:04,686 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 70 treesize of output 45 [2018-04-10 14:25:04,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-10 14:25:04,688 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:04,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2018-04-10 14:25:04,693 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:04,698 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:04,702 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:04,702 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:75, output treesize:28 [2018-04-10 14:25:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:04,792 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:25:04,792 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 37 [2018-04-10 14:25:04,792 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-10 14:25:04,792 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-10 14:25:04,793 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1238, Unknown=0, NotChecked=0, Total=1406 [2018-04-10 14:25:04,793 INFO L87 Difference]: Start difference. First operand 230 states and 248 transitions. Second operand 38 states. [2018-04-10 14:25:07,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:25:07,027 INFO L93 Difference]: Finished difference Result 288 states and 309 transitions. [2018-04-10 14:25:07,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-10 14:25:07,027 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 59 [2018-04-10 14:25:07,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:25:07,028 INFO L225 Difference]: With dead ends: 288 [2018-04-10 14:25:07,028 INFO L226 Difference]: Without dead ends: 288 [2018-04-10 14:25:07,029 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 927 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=609, Invalid=3423, Unknown=0, NotChecked=0, Total=4032 [2018-04-10 14:25:07,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-04-10 14:25:07,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 237. [2018-04-10 14:25:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-04-10 14:25:07,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 256 transitions. [2018-04-10 14:25:07,031 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 256 transitions. Word has length 59 [2018-04-10 14:25:07,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:25:07,031 INFO L459 AbstractCegarLoop]: Abstraction has 237 states and 256 transitions. [2018-04-10 14:25:07,031 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-10 14:25:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 256 transitions. [2018-04-10 14:25:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-10 14:25:07,032 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:25:07,032 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:25:07,032 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:25:07,032 INFO L82 PathProgramCache]: Analyzing trace with hash 893675659, now seen corresponding path program 1 times [2018-04-10 14:25:07,032 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:25:07,032 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:25:07,033 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:07,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:07,033 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:07,039 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:25:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:07,305 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:25:07,305 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:25:07,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:07,344 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:25:07,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,449 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 [2018-04-10 14:25:07,449 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,455 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,455 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-10 14:25:07,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:25:07,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:25:07,481 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,483 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:25:07,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:25:07,494 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,496 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,503 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,503 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:32 [2018-04-10 14:25:07,584 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,586 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 [2018-04-10 14:25:07,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:25:07,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,592 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,602 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-10 14:25:07,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-10 14:25:07,606 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,613 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,621 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:62, output treesize:66 [2018-04-10 14:25:07,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:25:07,655 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,669 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,670 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:25:07,670 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,681 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,681 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:80, output treesize:72 [2018-04-10 14:25:07,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:07,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-10 14:25:07,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:25:07,723 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,730 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:07,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 56 [2018-04-10 14:25:07,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2018-04-10 14:25:07,752 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,757 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,766 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,767 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:91, output treesize:82 [2018-04-10 14:25:07,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 118 [2018-04-10 14:25:07,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:25:07,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,887 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 119 [2018-04-10 14:25:07,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:25:07,931 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,939 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:07,948 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. [2018-04-10 14:25:07,948 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:147, output treesize:96 [2018-04-10 14:25:08,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 93 [2018-04-10 14:25:08,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 23 [2018-04-10 14:25:08,102 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:08,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-10 14:25:08,111 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:08,118 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:08,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2018-04-10 14:25:08,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:08,147 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:08,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-10 14:25:08,154 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:08,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:25:08,160 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:08,162 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:08,167 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:08,167 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:126, output treesize:9 [2018-04-10 14:25:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:08,231 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:25:08,231 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 35 [2018-04-10 14:25:08,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-10 14:25:08,231 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-10 14:25:08,232 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 14:25:08,232 INFO L87 Difference]: Start difference. First operand 237 states and 256 transitions. Second operand 36 states. [2018-04-10 14:25:09,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:25:09,742 INFO L93 Difference]: Finished difference Result 291 states and 312 transitions. [2018-04-10 14:25:09,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 14:25:09,742 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 59 [2018-04-10 14:25:09,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:25:09,743 INFO L225 Difference]: With dead ends: 291 [2018-04-10 14:25:09,743 INFO L226 Difference]: Without dead ends: 291 [2018-04-10 14:25:09,743 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 41 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 753 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=434, Invalid=2872, Unknown=0, NotChecked=0, Total=3306 [2018-04-10 14:25:09,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2018-04-10 14:25:09,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 239. [2018-04-10 14:25:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-04-10 14:25:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 257 transitions. [2018-04-10 14:25:09,747 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 257 transitions. Word has length 59 [2018-04-10 14:25:09,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:25:09,747 INFO L459 AbstractCegarLoop]: Abstraction has 239 states and 257 transitions. [2018-04-10 14:25:09,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-10 14:25:09,747 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 257 transitions. [2018-04-10 14:25:09,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-04-10 14:25:09,748 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:25:09,748 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:25:09,748 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:25:09,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1718820800, now seen corresponding path program 1 times [2018-04-10 14:25:09,749 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:25:09,749 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:25:09,749 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:09,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:09,750 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:09,758 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:25:09,946 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:09,946 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:25:09,947 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:25:09,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:09,981 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:25:09,993 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 [2018-04-10 14:25:09,993 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:09,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:09,995 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-10 14:25:10,053 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:10,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:10,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:10,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-04-10 14:25:10,055 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,059 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,059 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:18 [2018-04-10 14:25:10,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:25:10,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:25:10,077 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,078 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,083 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,083 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:26 [2018-04-10 14:25:10,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-10 14:25:10,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 11 [2018-04-10 14:25:10,137 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,139 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,143 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. [2018-04-10 14:25:10,143 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:31 [2018-04-10 14:25:10,245 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 [2018-04-10 14:25:10,246 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-10 14:25:10,246 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,247 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,252 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. [2018-04-10 14:25:10,252 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:49, output treesize:34 [2018-04-10 14:25:10,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-10 14:25:10,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-10 14:25:10,300 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:10,309 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,311 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:10,314 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:38, output treesize:8 [2018-04-10 14:25:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:10,376 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:25:10,376 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 36 [2018-04-10 14:25:10,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-10 14:25:10,377 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-10 14:25:10,377 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=1124, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 14:25:10,377 INFO L87 Difference]: Start difference. First operand 239 states and 257 transitions. Second operand 36 states. [2018-04-10 14:25:11,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:25:11,554 INFO L93 Difference]: Finished difference Result 286 states and 304 transitions. [2018-04-10 14:25:11,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 14:25:11,554 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 61 [2018-04-10 14:25:11,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:25:11,555 INFO L225 Difference]: With dead ends: 286 [2018-04-10 14:25:11,555 INFO L226 Difference]: Without dead ends: 274 [2018-04-10 14:25:11,556 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 914 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=687, Invalid=3219, Unknown=0, NotChecked=0, Total=3906 [2018-04-10 14:25:11,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-04-10 14:25:11,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 251. [2018-04-10 14:25:11,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-04-10 14:25:11,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 268 transitions. [2018-04-10 14:25:11,559 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 268 transitions. Word has length 61 [2018-04-10 14:25:11,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:25:11,559 INFO L459 AbstractCegarLoop]: Abstraction has 251 states and 268 transitions. [2018-04-10 14:25:11,559 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-10 14:25:11,559 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 268 transitions. [2018-04-10 14:25:11,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-10 14:25:11,560 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:25:11,560 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:25:11,560 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:25:11,560 INFO L82 PathProgramCache]: Analyzing trace with hash -814081465, now seen corresponding path program 1 times [2018-04-10 14:25:11,561 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:25:11,561 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:25:11,561 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:11,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:11,562 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:11,573 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:25:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:11,959 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:25:11,959 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:25:11,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:11,983 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:25:12,054 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,055 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 [2018-04-10 14:25:12,056 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,063 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,063 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-10 14:25:12,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:25:12,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:25:12,090 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,092 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:25:12,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:25:12,102 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,107 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,115 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,115 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-10 14:25:12,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-10 14:25:12,195 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 8 treesize of output 7 [2018-04-10 14:25:12,195 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,200 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,210 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-10 14:25:12,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 14:25:12,214 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,217 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,225 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,225 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:65, output treesize:61 [2018-04-10 14:25:12,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,276 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:25:12,277 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,286 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,286 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:66, output treesize:59 [2018-04-10 14:25:12,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 52 [2018-04-10 14:25:12,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:25:12,322 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,328 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-10 14:25:12,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-10 14:25:12,347 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,351 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,358 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,359 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:86, output treesize:54 [2018-04-10 14:25:12,448 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,451 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 28 [2018-04-10 14:25:12,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:25:12,452 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,455 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,466 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 83 [2018-04-10 14:25:12,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:25:12,472 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,479 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,488 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. [2018-04-10 14:25:12,489 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:92, output treesize:84 [2018-04-10 14:25:12,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,528 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 33 [2018-04-10 14:25:12,529 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,543 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. [2018-04-10 14:25:12,543 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2018-04-10 14:25:12,593 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:12,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 49 [2018-04-10 14:25:12,598 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 27 treesize of output 19 [2018-04-10 14:25:12,598 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,607 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:12,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 84 [2018-04-10 14:25:12,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:25:12,631 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,639 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,651 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. [2018-04-10 14:25:12,651 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:119, output treesize:98 [2018-04-10 14:25:12,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 69 treesize of output 104 [2018-04-10 14:25:12,797 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 14:25:12,797 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2018-04-10 14:25:12,841 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,860 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:12,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 140 treesize of output 140 [2018-04-10 14:25:12,909 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-10 14:25:12,920 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 14:25:12,920 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:13,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 90 [2018-04-10 14:25:13,371 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:13,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 120 treesize of output 138 [2018-04-10 14:25:13,828 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:14,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 136 [2018-04-10 14:25:14,043 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:14,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 83 [2018-04-10 14:25:14,373 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:14,663 INFO L267 ElimStorePlain]: Start of recursive call 5: 9 dim-0 vars, 8 dim-1 vars, End of recursive call: 7 dim-0 vars, and 9 xjuncts. [2018-04-10 14:25:14,830 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 25 dim-0 vars, and 9 xjuncts. [2018-04-10 14:25:14,831 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 5 variables, input treesize:157, output treesize:1128 [2018-04-10 14:25:15,120 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 258 DAG size of output 122 [2018-04-10 14:25:15,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 86 [2018-04-10 14:25:15,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:15,289 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 31 [2018-04-10 14:25:15,301 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-10 14:25:15,312 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,322 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 52 [2018-04-10 14:25:15,387 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 7 treesize of output 1 [2018-04-10 14:25:15,387 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,396 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 11 treesize of output 3 [2018-04-10 14:25:15,396 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:15,404 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,410 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 76 [2018-04-10 14:25:15,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:15,470 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-10 14:25:15,481 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-10 14:25:15,491 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,501 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-04-10 14:25:15,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:15,555 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:15,564 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,571 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 101 [2018-04-10 14:25:15,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-10 14:25:15,621 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 20 [2018-04-10 14:25:15,633 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-04-10 14:25:15,643 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,651 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 52 [2018-04-10 14:25:15,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-10 14:25:15,696 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:15,707 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,714 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:15,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 160 treesize of output 127 [2018-04-10 14:25:15,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 108 [2018-04-10 14:25:15,767 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:15,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 97 [2018-04-10 14:25:15,914 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:16,068 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 102 treesize of output 103 [2018-04-10 14:25:16,069 INFO L267 ElimStorePlain]: Start of recursive call 27: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-10 14:25:16,326 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 108 treesize of output 95 [2018-04-10 14:25:16,327 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:16,637 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 87 treesize of output 83 [2018-04-10 14:25:16,638 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:16,639 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 91 treesize of output 87 [2018-04-10 14:25:16,640 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:16,927 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 97 treesize of output 87 [2018-04-10 14:25:16,927 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:17,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 104 [2018-04-10 14:25:17,198 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:17,482 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 100 [2018-04-10 14:25:17,482 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:17,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 70 [2018-04-10 14:25:17,765 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:17,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 74 [2018-04-10 14:25:17,766 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:18,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 83 [2018-04-10 14:25:18,041 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:18,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 77 [2018-04-10 14:25:18,322 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:18,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 96 [2018-04-10 14:25:18,592 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:18,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 73 [2018-04-10 14:25:18,876 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:19,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 106 treesize of output 105 [2018-04-10 14:25:19,133 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:19,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 77 [2018-04-10 14:25:19,420 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:19,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 88 [2018-04-10 14:25:19,724 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:19,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 78 [2018-04-10 14:25:19,726 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:20,010 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 88 treesize of output 78 [2018-04-10 14:25:20,011 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:20,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 70 [2018-04-10 14:25:20,012 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:20,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 74 [2018-04-10 14:25:20,294 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:20,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 89 [2018-04-10 14:25:20,566 INFO L267 ElimStorePlain]: Start of recursive call 47: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:20,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 74 [2018-04-10 14:25:20,856 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:20,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 62 [2018-04-10 14:25:20,857 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:20,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 74 [2018-04-10 14:25:20,859 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:20,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 78 [2018-04-10 14:25:20,860 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:20,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 70 [2018-04-10 14:25:20,861 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,165 INFO L267 ElimStorePlain]: Start of recursive call 24: 20 dim-1 vars, End of recursive call: 22 dim-0 vars, and 15 xjuncts. [2018-04-10 14:25:21,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 60 [2018-04-10 14:25:21,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-04-10 14:25:21,525 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-10 14:25:21,549 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 44 [2018-04-10 14:25:21,573 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 37 [2018-04-10 14:25:21,594 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,614 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:21,614 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 33 [2018-04-10 14:25:21,615 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,626 INFO L267 ElimStorePlain]: Start of recursive call 53: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 64 [2018-04-10 14:25:21,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:25:21,630 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:21,656 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:21,666 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,674 INFO L267 ElimStorePlain]: Start of recursive call 59: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 73 [2018-04-10 14:25:21,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-10 14:25:21,682 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,714 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 62 treesize of output 55 [2018-04-10 14:25:21,714 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2018-04-10 14:25:21,744 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,773 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 60 treesize of output 51 [2018-04-10 14:25:21,773 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 44 [2018-04-10 14:25:21,801 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,818 INFO L267 ElimStorePlain]: Start of recursive call 63: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 72 [2018-04-10 14:25:21,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 61 [2018-04-10 14:25:21,825 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 56 [2018-04-10 14:25:21,857 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2018-04-10 14:25:21,889 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,919 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:21,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 49 [2018-04-10 14:25:21,920 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,945 INFO L267 ElimStorePlain]: Start of recursive call 69: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,951 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 74 [2018-04-10 14:25:21,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-10 14:25:21,953 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:21,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 54 [2018-04-10 14:25:21,984 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 49 [2018-04-10 14:25:22,014 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 59 [2018-04-10 14:25:22,044 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,071 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:22,072 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 59 treesize of output 45 [2018-04-10 14:25:22,072 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,089 INFO L267 ElimStorePlain]: Start of recursive call 74: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 81 [2018-04-10 14:25:22,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 60 [2018-04-10 14:25:22,099 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-10 14:25:22,167 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,231 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:22,231 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 69 treesize of output 55 [2018-04-10 14:25:22,231 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2018-04-10 14:25:22,292 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-10 14:25:22,373 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,407 INFO L267 ElimStorePlain]: Start of recursive call 80: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 60 [2018-04-10 14:25:22,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:25:22,411 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:22,422 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:22,431 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,438 INFO L267 ElimStorePlain]: Start of recursive call 86: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 72 [2018-04-10 14:25:22,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 61 [2018-04-10 14:25:22,461 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,500 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 61 treesize of output 56 [2018-04-10 14:25:22,501 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-10 14:25:22,531 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,563 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:22,564 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 64 treesize of output 52 [2018-04-10 14:25:22,564 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-04-10 14:25:22,593 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,611 INFO L267 ElimStorePlain]: Start of recursive call 90: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 79 [2018-04-10 14:25:22,622 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 60 [2018-04-10 14:25:22,622 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 53 [2018-04-10 14:25:22,684 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:22,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 43 [2018-04-10 14:25:22,742 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,804 INFO L267 ElimStorePlain]: Start of recursive call 96: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 68 [2018-04-10 14:25:22,812 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:22,812 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 60 treesize of output 48 [2018-04-10 14:25:22,812 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-04-10 14:25:22,842 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,883 INFO L267 ElimStorePlain]: Start of recursive call 100: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 76 [2018-04-10 14:25:22,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2018-04-10 14:25:22,891 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 61 [2018-04-10 14:25:22,928 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:22,963 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:22,964 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 53 [2018-04-10 14:25:22,964 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,003 INFO L267 ElimStorePlain]: Start of recursive call 103: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 87 [2018-04-10 14:25:23,014 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 51 [2018-04-10 14:25:23,014 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,113 INFO L267 ElimStorePlain]: Start of recursive call 107: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 68 [2018-04-10 14:25:23,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2018-04-10 14:25:23,120 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2018-04-10 14:25:23,150 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,177 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 50 treesize of output 45 [2018-04-10 14:25:23,178 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,204 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:23,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2018-04-10 14:25:23,205 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-04-10 14:25:23,235 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,249 INFO L267 ElimStorePlain]: Start of recursive call 109: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,254 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 71 [2018-04-10 14:25:23,255 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 56 [2018-04-10 14:25:23,255 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,286 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2018-04-10 14:25:23,287 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2018-04-10 14:25:23,315 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 48 [2018-04-10 14:25:23,340 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 44 [2018-04-10 14:25:23,369 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,384 INFO L267 ElimStorePlain]: Start of recursive call 115: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 64 [2018-04-10 14:25:23,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:25:23,388 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:23,399 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:25:23,409 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,417 INFO L267 ElimStorePlain]: Start of recursive call 121: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:23,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 8 dim-2 vars, End of recursive call: 16 dim-0 vars, and 16 xjuncts. [2018-04-10 14:25:23,621 INFO L202 ElimStorePlain]: Needed 124 recursive calls to eliminate 23 variables, input treesize:514, output treesize:363 [2018-04-10 14:25:23,838 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:23,856 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:25:23,856 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26] total 47 [2018-04-10 14:25:23,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-10 14:25:23,857 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-10 14:25:23,857 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=1969, Unknown=1, NotChecked=0, Total=2256 [2018-04-10 14:25:23,857 INFO L87 Difference]: Start difference. First operand 251 states and 268 transitions. Second operand 48 states. [2018-04-10 14:25:25,746 WARN L151 SmtUtils]: Spent 234ms on a formula simplification. DAG size of input: 170 DAG size of output 140 [2018-04-10 14:25:26,423 WARN L151 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 232 DAG size of output 125 [2018-04-10 14:25:26,777 WARN L151 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 231 DAG size of output 126 [2018-04-10 14:25:27,407 WARN L151 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 244 DAG size of output 135 [2018-04-10 14:25:27,648 WARN L151 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 148 DAG size of output 130 [2018-04-10 14:25:27,892 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 156 DAG size of output 134 [2018-04-10 14:25:28,099 WARN L151 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 148 DAG size of output 126 [2018-04-10 14:25:28,598 WARN L151 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 129 DAG size of output 122 [2018-04-10 14:25:28,918 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 135 DAG size of output 124 [2018-04-10 14:25:29,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:25:29,193 INFO L93 Difference]: Finished difference Result 408 states and 435 transitions. [2018-04-10 14:25:29,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-10 14:25:29,193 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 62 [2018-04-10 14:25:29,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:25:29,194 INFO L225 Difference]: With dead ends: 408 [2018-04-10 14:25:29,194 INFO L226 Difference]: Without dead ends: 408 [2018-04-10 14:25:29,195 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3235 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=2003, Invalid=8495, Unknown=8, NotChecked=0, Total=10506 [2018-04-10 14:25:29,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2018-04-10 14:25:29,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 279. [2018-04-10 14:25:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-04-10 14:25:29,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 300 transitions. [2018-04-10 14:25:29,197 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 300 transitions. Word has length 62 [2018-04-10 14:25:29,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:25:29,197 INFO L459 AbstractCegarLoop]: Abstraction has 279 states and 300 transitions. [2018-04-10 14:25:29,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-10 14:25:29,198 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 300 transitions. [2018-04-10 14:25:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-10 14:25:29,198 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:25:29,198 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:25:29,198 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:25:29,198 INFO L82 PathProgramCache]: Analyzing trace with hash -814081464, now seen corresponding path program 1 times [2018-04-10 14:25:29,198 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:25:29,198 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:25:29,199 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:29,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:29,199 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:25:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:29,210 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:25:29,560 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:29,561 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:25:29,561 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:25:29,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:25:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:25:29,595 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:25:29,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:29,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:29,694 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 [2018-04-10 14:25:29,694 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,701 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-10 14:25:29,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:25:29,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:25:29,731 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,732 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:25:29,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:25:29,743 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,744 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,752 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,752 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-10 14:25:29,838 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:29,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-10 14:25:29,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:25:29,842 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,858 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:29,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2018-04-10 14:25:29,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 14:25:29,861 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,864 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,874 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,874 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:68, output treesize:64 [2018-04-10 14:25:29,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:29,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:29,959 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:29,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:25:29,959 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 21 [2018-04-10 14:25:29,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,994 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:29,994 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:82, output treesize:74 [2018-04-10 14:25:30,047 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:30,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2018-04-10 14:25:30,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:25:30,053 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,061 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 36 [2018-04-10 14:25:30,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-10 14:25:30,103 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,107 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,124 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,124 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:101, output treesize:73 [2018-04-10 14:25:30,275 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:30,278 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 28 [2018-04-10 14:25:30,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:25:30,280 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,284 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:30,305 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:30,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 103 [2018-04-10 14:25:30,312 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 8 treesize of output 7 [2018-04-10 14:25:30,312 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,325 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,340 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. [2018-04-10 14:25:30,340 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:119, output treesize:111 [2018-04-10 14:25:30,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:30,392 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:30,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-10 14:25:30,392 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 54 [2018-04-10 14:25:30,411 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,428 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. [2018-04-10 14:25:30,428 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:125, output treesize:118 [2018-04-10 14:25:30,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:30,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 95 [2018-04-10 14:25:30,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:25:30,496 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,506 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,525 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:30,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 49 [2018-04-10 14:25:30,528 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 27 treesize of output 19 [2018-04-10 14:25:30,528 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,532 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:30,548 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. [2018-04-10 14:25:30,548 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:137, output treesize:116 [2018-04-10 14:25:30,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 159 treesize of output 153 [2018-04-10 14:25:30,736 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-10 14:25:30,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 159 treesize of output 177 [2018-04-10 14:25:30,756 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:34,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 111 treesize of output 101 [2018-04-10 14:25:34,282 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:35,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 155 [2018-04-10 14:25:35,188 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:36,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 113 [2018-04-10 14:25:36,538 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:37,249 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:38,505 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:40,476 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:41,195 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:42,547 INFO L267 ElimStorePlain]: Start of recursive call 2: 14 dim-1 vars, End of recursive call: 7 dim-0 vars, and 9 xjuncts. [2018-04-10 14:25:43,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 151 [2018-04-10 14:25:43,306 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 40 treesize of output 48 [2018-04-10 14:25:43,306 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,327 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,330 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:43,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 183 [2018-04-10 14:25:43,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 49 [2018-04-10 14:25:43,334 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,354 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,357 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:43,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 132 [2018-04-10 14:25:43,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 29 [2018-04-10 14:25:43,361 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,379 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:43,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 160 [2018-04-10 14:25:43,389 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:25:43,389 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,411 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 162 treesize of output 185 [2018-04-10 14:25:43,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 175 treesize of output 174 [2018-04-10 14:25:43,442 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,534 INFO L267 ElimStorePlain]: Start of recursive call 19: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,536 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:43,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 154 [2018-04-10 14:25:43,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 49 [2018-04-10 14:25:43,540 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,555 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,557 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:43,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 135 [2018-04-10 14:25:43,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 49 [2018-04-10 14:25:43,561 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,574 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,576 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:43,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 105 [2018-04-10 14:25:43,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:25:43,582 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,595 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,598 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:43,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 125 [2018-04-10 14:25:43,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 49 [2018-04-10 14:25:43,601 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,615 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:43,803 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 24 dim-0 vars, and 9 xjuncts. [2018-04-10 14:25:43,803 INFO L202 ElimStorePlain]: Needed 28 recursive calls to eliminate 5 variables, input treesize:175, output treesize:1222 [2018-04-10 14:25:44,208 WARN L151 SmtUtils]: Spent 182ms on a formula simplification. DAG size of input: 298 DAG size of output 130 [2018-04-10 14:25:44,406 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 94 [2018-04-10 14:25:44,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-10 14:25:44,408 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:44,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 32 [2018-04-10 14:25:44,423 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:44,438 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 11 treesize of output 3 [2018-04-10 14:25:44,438 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,456 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:44,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 60 [2018-04-10 14:25:44,524 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:44,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 16 [2018-04-10 14:25:44,524 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:44,541 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,551 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 81 [2018-04-10 14:25:44,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:25:44,619 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 18 [2018-04-10 14:25:44,630 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-10 14:25:44,641 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:44,650 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:44,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-10 14:25:44,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:25:44,711 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:44,719 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,725 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 91 [2018-04-10 14:25:44,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-10 14:25:44,787 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:44,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 29 [2018-04-10 14:25:44,801 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:25:44,814 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,825 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:44,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 57 [2018-04-10 14:25:44,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-10 14:25:44,880 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:44,891 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:25:44,901 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,908 INFO L267 ElimStorePlain]: Start of recursive call 20: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:44,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 178 treesize of output 139 [2018-04-10 14:25:44,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 91 [2018-04-10 14:25:44,975 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:45,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 108 [2018-04-10 14:25:45,181 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:45,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 120 [2018-04-10 14:25:45,374 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:45,581 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 114 treesize of output 113 [2018-04-10 14:25:45,583 INFO L267 ElimStorePlain]: Start of recursive call 28: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-10 14:25:45,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 105 [2018-04-10 14:25:45,894 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:46,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 76 [2018-04-10 14:25:46,158 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:46,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 80 [2018-04-10 14:25:46,159 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:46,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 67 [2018-04-10 14:25:46,161 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:46,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 71 [2018-04-10 14:25:46,162 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:46,406 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 81 treesize of output 79 [2018-04-10 14:25:46,407 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:46,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 87 [2018-04-10 14:25:46,650 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:46,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:46,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:25:46,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 99 [2018-04-10 14:25:46,895 INFO L267 ElimStorePlain]: Start of recursive call 36: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:47,157 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 105 treesize of output 93 [2018-04-10 14:25:47,157 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:47,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 102 [2018-04-10 14:25:47,414 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:47,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 87 [2018-04-10 14:25:47,682 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:47,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 101 [2018-04-10 14:25:47,942 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:48,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 92 [2018-04-10 14:25:48,213 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:48,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 109 [2018-04-10 14:25:48,496 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:48,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 99 [2018-04-10 14:25:48,779 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:49,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 83 [2018-04-10 14:25:49,060 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:49,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 84 [2018-04-10 14:25:49,344 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:25:49,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 97 [2018-04-10 14:25:49,630 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:25:49,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 84 [2018-04-10 14:25:49,901 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,193 INFO L267 ElimStorePlain]: Start of recursive call 24: 20 dim-1 vars, End of recursive call: 20 dim-0 vars, and 13 xjuncts. [2018-04-10 14:25:50,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 81 [2018-04-10 14:25:50,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-10 14:25:50,524 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-10 14:25:50,566 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 54 [2018-04-10 14:25:50,605 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,648 INFO L267 ElimStorePlain]: Start of recursive call 48: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 69 [2018-04-10 14:25:50,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-10 14:25:50,655 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,686 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:50,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 53 [2018-04-10 14:25:50,687 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 42 [2018-04-10 14:25:50,716 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,747 INFO L267 ElimStorePlain]: Start of recursive call 52: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 87 treesize of output 89 [2018-04-10 14:25:50,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 70 [2018-04-10 14:25:50,758 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 65 [2018-04-10 14:25:50,831 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,903 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:50,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 53 [2018-04-10 14:25:50,903 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,974 INFO L267 ElimStorePlain]: Start of recursive call 56: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:50,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 80 [2018-04-10 14:25:50,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 61 [2018-04-10 14:25:50,987 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 54 [2018-04-10 14:25:51,050 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 61 [2018-04-10 14:25:51,112 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,170 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:51,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 61 treesize of output 45 [2018-04-10 14:25:51,170 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-04-10 14:25:51,247 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,277 INFO L267 ElimStorePlain]: Start of recursive call 60: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 74 [2018-04-10 14:25:51,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-10 14:25:51,284 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-10 14:25:51,316 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 59 [2018-04-10 14:25:51,349 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,378 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:51,378 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 59 treesize of output 47 [2018-04-10 14:25:51,379 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,404 INFO L267 ElimStorePlain]: Start of recursive call 66: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 65 [2018-04-10 14:25:51,412 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:51,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2018-04-10 14:25:51,413 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,449 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 45 treesize of output 38 [2018-04-10 14:25:51,449 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,497 INFO L267 ElimStorePlain]: Start of recursive call 71: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 74 [2018-04-10 14:25:51,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:25:51,502 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:51,520 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:25:51,537 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,551 INFO L267 ElimStorePlain]: Start of recursive call 74: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 78 [2018-04-10 14:25:51,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-10 14:25:51,560 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 62 [2018-04-10 14:25:51,606 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 55 [2018-04-10 14:25:51,650 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,697 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:51,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 62 [2018-04-10 14:25:51,698 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2018-04-10 14:25:51,737 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,759 INFO L267 ElimStorePlain]: Start of recursive call 78: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 87 treesize of output 91 [2018-04-10 14:25:51,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 72 [2018-04-10 14:25:51,774 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,856 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 74 treesize of output 70 [2018-04-10 14:25:51,857 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:51,935 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:51,936 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 72 treesize of output 58 [2018-04-10 14:25:51,936 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 54 [2018-04-10 14:25:52,091 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,137 INFO L267 ElimStorePlain]: Start of recursive call 84: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 84 [2018-04-10 14:25:52,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 73 [2018-04-10 14:25:52,146 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-10 14:25:52,186 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,225 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:52,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 62 [2018-04-10 14:25:52,226 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 55 [2018-04-10 14:25:52,268 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,303 INFO L267 ElimStorePlain]: Start of recursive call 89: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 66 [2018-04-10 14:25:52,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-10 14:25:52,307 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:25:52,320 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:25:52,331 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,341 INFO L267 ElimStorePlain]: Start of recursive call 94: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 80 treesize of output 78 [2018-04-10 14:25:52,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-10 14:25:52,349 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2018-04-10 14:25:52,386 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-10 14:25:52,421 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 55 [2018-04-10 14:25:52,458 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,492 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:25:52,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 51 [2018-04-10 14:25:52,493 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,512 INFO L267 ElimStorePlain]: Start of recursive call 98: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 75 [2018-04-10 14:25:52,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 64 [2018-04-10 14:25:52,520 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 55 [2018-04-10 14:25:52,554 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 50 [2018-04-10 14:25:52,590 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2018-04-10 14:25:52,621 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,651 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 46 [2018-04-10 14:25:52,651 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,669 INFO L267 ElimStorePlain]: Start of recursive call 104: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:25:52,897 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 8 dim-2 vars, End of recursive call: 26 dim-0 vars, and 16 xjuncts. [2018-04-10 14:25:52,897 INFO L202 ElimStorePlain]: Needed 109 recursive calls to eliminate 21 variables, input treesize:525, output treesize:463 [2018-04-10 14:25:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:25:53,191 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:25:53,191 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 27] total 49 [2018-04-10 14:25:53,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-10 14:25:53,191 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-10 14:25:53,192 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=2216, Unknown=0, NotChecked=0, Total=2450 [2018-04-10 14:25:53,192 INFO L87 Difference]: Start difference. First operand 279 states and 300 transitions. Second operand 50 states. [2018-04-10 14:25:56,074 WARN L151 SmtUtils]: Spent 672ms on a formula simplification. DAG size of input: 163 DAG size of output 157 [2018-04-10 14:25:56,788 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 234 DAG size of output 149 [2018-04-10 14:25:57,285 WARN L151 SmtUtils]: Spent 185ms on a formula simplification. DAG size of input: 256 DAG size of output 150 [2018-04-10 14:25:57,894 WARN L151 SmtUtils]: Spent 232ms on a formula simplification. DAG size of input: 277 DAG size of output 166 [2018-04-10 14:25:58,514 WARN L151 SmtUtils]: Spent 483ms on a formula simplification. DAG size of input: 178 DAG size of output 160 [2018-04-10 14:25:58,945 WARN L151 SmtUtils]: Spent 302ms on a formula simplification. DAG size of input: 173 DAG size of output 153 [2018-04-10 14:25:59,588 WARN L151 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 146 DAG size of output 145 [2018-04-10 14:26:00,053 WARN L151 SmtUtils]: Spent 167ms on a formula simplification. DAG size of input: 142 DAG size of output 141 [2018-04-10 14:26:00,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:26:00,256 INFO L93 Difference]: Finished difference Result 409 states and 436 transitions. [2018-04-10 14:26:00,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-10 14:26:00,257 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 62 [2018-04-10 14:26:00,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:26:00,258 INFO L225 Difference]: With dead ends: 409 [2018-04-10 14:26:00,258 INFO L226 Difference]: Without dead ends: 409 [2018-04-10 14:26:00,258 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2306 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1524, Invalid=7982, Unknown=0, NotChecked=0, Total=9506 [2018-04-10 14:26:00,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2018-04-10 14:26:00,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 251. [2018-04-10 14:26:00,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-04-10 14:26:00,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 268 transitions. [2018-04-10 14:26:00,262 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 268 transitions. Word has length 62 [2018-04-10 14:26:00,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:26:00,263 INFO L459 AbstractCegarLoop]: Abstraction has 251 states and 268 transitions. [2018-04-10 14:26:00,263 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-10 14:26:00,263 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 268 transitions. [2018-04-10 14:26:00,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-10 14:26:00,263 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:26:00,263 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:26:00,264 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:26:00,264 INFO L82 PathProgramCache]: Analyzing trace with hash 779683061, now seen corresponding path program 2 times [2018-04-10 14:26:00,264 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:26:00,264 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:26:00,265 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:26:00,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:26:00,265 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:26:00,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:26:00,276 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:26:00,609 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:26:00,609 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:26:00,609 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:26:00,615 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:26:00,634 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:26:00,635 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:26:00,637 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:26:00,721 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:00,722 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:00,722 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 14:26:00,722 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,727 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:20 [2018-04-10 14:26:00,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:00,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:26:00,749 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,751 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:26:00,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:26:00,762 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,763 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,770 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,771 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:33 [2018-04-10 14:26:00,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:00,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-10 14:26:00,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-10 14:26:00,860 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,864 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,875 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:00,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2018-04-10 14:26:00,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:26:00,879 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,884 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,892 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,893 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:63, output treesize:67 [2018-04-10 14:26:00,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:00,928 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:00,928 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 14:26:00,928 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,937 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:72, output treesize:66 [2018-04-10 14:26:00,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-10 14:26:00,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-10 14:26:00,978 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,985 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:00,999 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 52 [2018-04-10 14:26:01,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:26:01,005 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,019 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,030 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:93, output treesize:45 [2018-04-10 14:26:01,149 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,152 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 50 treesize of output 51 [2018-04-10 14:26:01,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:26:01,153 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,159 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,172 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 73 [2018-04-10 14:26:01,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 68 [2018-04-10 14:26:01,185 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 51 [2018-04-10 14:26:01,218 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-10 14:26:01,246 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:26:01,261 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:26:01,261 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:76, output treesize:128 [2018-04-10 14:26:01,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 85 [2018-04-10 14:26:01,349 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,521 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,522 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 94 [2018-04-10 14:26:01,522 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:26:01,597 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:156, output treesize:160 [2018-04-10 14:26:01,679 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,680 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:01,681 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 99 treesize of output 107 [2018-04-10 14:26:01,683 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 23 treesize of output 19 [2018-04-10 14:26:01,683 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,699 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,802 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 91 [2018-04-10 14:26:01,816 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 23 treesize of output 20 [2018-04-10 14:26:01,816 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,831 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,886 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,887 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:01,888 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 108 treesize of output 112 [2018-04-10 14:26:01,890 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 11 [2018-04-10 14:26:01,890 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,905 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:01,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:01,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 106 [2018-04-10 14:26:01,955 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 96 treesize of output 90 [2018-04-10 14:26:01,955 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:02,012 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:02,020 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 76 treesize of output 96 [2018-04-10 14:26:02,020 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 3 xjuncts. [2018-04-10 14:26:02,064 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:26:02,112 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 14:26:02,112 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 6 variables, input treesize:208, output treesize:217 [2018-04-10 14:26:02,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:02,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 121 treesize of output 130 [2018-04-10 14:26:02,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 137 [2018-04-10 14:26:02,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:02,412 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 14:26:02,459 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:02,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:02,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 117 treesize of output 141 [2018-04-10 14:26:02,496 INFO L477 Elim1Store]: Elim1 applied some 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 127 treesize of output 178 [2018-04-10 14:26:02,497 INFO L267 ElimStorePlain]: Start of recursive call 5: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-10 14:26:02,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 113 [2018-04-10 14:26:02,622 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:02,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 80 [2018-04-10 14:26:02,699 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:02,768 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: 5 dim-0 vars, and 5 xjuncts. [2018-04-10 14:26:02,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 174 treesize of output 162 [2018-04-10 14:26:02,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 191 treesize of output 190 [2018-04-10 14:26:02,890 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:03,002 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:03,093 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:03,123 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 6 new quantified variables, introduced 10 case distinctions, treesize of input 170 treesize of output 176 [2018-04-10 14:26:03,123 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-10 14:26:03,134 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:04,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:04,425 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:04,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 119 [2018-04-10 14:26:04,427 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:05,053 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:05,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 133 [2018-04-10 14:26:05,394 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:05,713 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:06,010 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:06,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 112 [2018-04-10 14:26:06,322 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:06,646 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:07,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 162 treesize of output 184 [2018-04-10 14:26:07,261 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:07,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 166 [2018-04-10 14:26:07,566 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:07,793 INFO L267 ElimStorePlain]: Start of recursive call 10: 14 dim-1 vars, End of recursive call: 7 dim-0 vars, and 10 xjuncts. [2018-04-10 14:26:08,110 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-2 vars, End of recursive call: 24 dim-0 vars, and 15 xjuncts. [2018-04-10 14:26:08,110 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 7 variables, input treesize:296, output treesize:2034 [2018-04-10 14:26:08,643 WARN L151 SmtUtils]: Spent 287ms on a formula simplification. DAG size of input: 325 DAG size of output 128 [2018-04-10 14:26:08,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:08,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:08,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 123 [2018-04-10 14:26:08,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2018-04-10 14:26:08,858 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:08,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 20 [2018-04-10 14:26:08,870 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:08,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 28 [2018-04-10 14:26:08,880 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:08,893 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:08,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 46 [2018-04-10 14:26:08,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:08,985 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:08,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:08,993 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:08,999 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:09,090 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:09,091 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:09,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 124 treesize of output 124 [2018-04-10 14:26:09,104 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 122 [2018-04-10 14:26:09,104 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:09,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 95 [2018-04-10 14:26:09,164 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:09,202 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 95 treesize of output 83 [2018-04-10 14:26:09,203 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:09,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 70 [2018-04-10 14:26:09,244 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:09,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 108 treesize of output 81 [2018-04-10 14:26:09,288 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:09,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 66 [2018-04-10 14:26:09,326 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:09,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 69 [2018-04-10 14:26:09,367 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:09,402 INFO L267 ElimStorePlain]: Start of recursive call 9: 7 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-10 14:26:09,523 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:09,537 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 177 treesize of output 158 [2018-04-10 14:26:09,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 137 [2018-04-10 14:26:09,544 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:09,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 120 [2018-04-10 14:26:09,917 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:10,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 95 [2018-04-10 14:26:10,259 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:10,607 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 121 treesize of output 101 [2018-04-10 14:26:10,608 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:10,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 78 [2018-04-10 14:26:10,991 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:11,714 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 131 treesize of output 105 [2018-04-10 14:26:11,715 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:12,086 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 66 [2018-04-10 14:26:12,086 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:12,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 79 [2018-04-10 14:26:12,087 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:12,390 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 131 treesize of output 103 [2018-04-10 14:26:12,391 INFO L267 ElimStorePlain]: Start of recursive call 26: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:12,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 80 [2018-04-10 14:26:12,717 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:13,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 120 [2018-04-10 14:26:13,960 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:14,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 82 [2018-04-10 14:26:14,279 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:14,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 86 treesize of output 76 [2018-04-10 14:26:14,281 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:14,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 120 treesize of output 98 [2018-04-10 14:26:14,583 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:14,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 118 [2018-04-10 14:26:14,925 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:15,251 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 125 treesize of output 105 [2018-04-10 14:26:15,252 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:15,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 83 [2018-04-10 14:26:15,901 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:15,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 70 [2018-04-10 14:26:15,903 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:16,210 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 135 treesize of output 134 [2018-04-10 14:26:16,211 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:16,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 83 [2018-04-10 14:26:16,565 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:16,901 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 69 [2018-04-10 14:26:16,902 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:17,221 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 130 [2018-04-10 14:26:17,222 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:17,549 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 116 treesize of output 86 [2018-04-10 14:26:17,550 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:17,551 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 130 treesize of output 94 [2018-04-10 14:26:17,552 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:18,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 76 [2018-04-10 14:26:18,204 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:18,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 75 [2018-04-10 14:26:18,519 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:18,520 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 83 [2018-04-10 14:26:18,520 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:19,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 94 [2018-04-10 14:26:19,129 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:19,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2018-04-10 14:26:19,444 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:19,756 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 120 treesize of output 94 [2018-04-10 14:26:19,756 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:20,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 79 [2018-04-10 14:26:20,058 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:20,341 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 118 treesize of output 82 [2018-04-10 14:26:20,341 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:20,627 INFO L267 ElimStorePlain]: Start of recursive call 17: 34 dim-1 vars, End of recursive call: 21 dim-0 vars, and 16 xjuncts. [2018-04-10 14:26:21,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 56 [2018-04-10 14:26:21,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2018-04-10 14:26:21,127 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:21,137 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:26:21,145 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,151 INFO L267 ElimStorePlain]: Start of recursive call 50: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 60 [2018-04-10 14:26:21,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 41 [2018-04-10 14:26:21,158 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,180 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 36 treesize of output 29 [2018-04-10 14:26:21,180 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,207 INFO L267 ElimStorePlain]: Start of recursive call 54: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 63 [2018-04-10 14:26:21,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2018-04-10 14:26:21,213 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2018-04-10 14:26:21,244 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,278 INFO L267 ElimStorePlain]: Start of recursive call 57: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,744 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 88 treesize of output 80 [2018-04-10 14:26:21,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:21,745 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:21,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2018-04-10 14:26:21,756 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:21,764 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:22,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 71 [2018-04-10 14:26:22,225 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:26:22,225 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 8 [2018-04-10 14:26:22,239 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:26:22,251 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,264 INFO L267 ElimStorePlain]: Start of recursive call 63: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 65 [2018-04-10 14:26:22,271 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 57 treesize of output 55 [2018-04-10 14:26:22,272 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 36 [2018-04-10 14:26:22,300 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,333 INFO L267 ElimStorePlain]: Start of recursive call 67: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 71 [2018-04-10 14:26:22,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 60 [2018-04-10 14:26:22,340 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,371 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 45 [2018-04-10 14:26:22,372 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,396 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 40 [2018-04-10 14:26:22,396 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-04-10 14:26:22,424 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 36 [2018-04-10 14:26:22,445 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,457 INFO L267 ElimStorePlain]: Start of recursive call 70: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 69 [2018-04-10 14:26:22,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:26:22,462 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-10 14:26:22,473 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 8 [2018-04-10 14:26:22,484 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,500 INFO L267 ElimStorePlain]: Start of recursive call 76: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 76 [2018-04-10 14:26:22,507 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 68 treesize of output 61 [2018-04-10 14:26:22,507 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2018-04-10 14:26:22,540 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 60 [2018-04-10 14:26:22,571 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-10 14:26:22,601 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,632 INFO L267 ElimStorePlain]: Start of recursive call 80: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 71 [2018-04-10 14:26:22,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 52 [2018-04-10 14:26:22,643 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 32 [2018-04-10 14:26:22,692 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,740 INFO L267 ElimStorePlain]: Start of recursive call 85: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 60 [2018-04-10 14:26:22,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:26:22,751 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:22,763 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:22,774 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,783 INFO L267 ElimStorePlain]: Start of recursive call 88: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 62 [2018-04-10 14:26:22,791 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 54 treesize of output 47 [2018-04-10 14:26:22,792 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2018-04-10 14:26:22,829 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 42 [2018-04-10 14:26:22,858 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 37 [2018-04-10 14:26:22,883 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,907 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:22,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 36 [2018-04-10 14:26:22,908 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,920 INFO L267 ElimStorePlain]: Start of recursive call 92: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 67 [2018-04-10 14:26:22,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 52 [2018-04-10 14:26:22,927 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 56 [2018-04-10 14:26:22,956 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:22,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-10 14:26:22,983 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 40 [2018-04-10 14:26:23,009 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,032 INFO L267 ElimStorePlain]: Start of recursive call 98: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 86 [2018-04-10 14:26:23,043 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 78 treesize of output 69 [2018-04-10 14:26:23,043 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 64 [2018-04-10 14:26:23,112 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 49 [2018-04-10 14:26:23,181 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,252 INFO L267 ElimStorePlain]: Start of recursive call 103: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 79 [2018-04-10 14:26:23,259 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 68 [2018-04-10 14:26:23,259 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 61 [2018-04-10 14:26:23,295 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 54 [2018-04-10 14:26:23,330 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,365 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:23,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 57 [2018-04-10 14:26:23,365 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2018-04-10 14:26:23,397 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,416 INFO L267 ElimStorePlain]: Start of recursive call 107: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 73 [2018-04-10 14:26:23,425 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 65 treesize of output 58 [2018-04-10 14:26:23,425 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,459 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-10 14:26:23,459 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,491 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:23,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 46 [2018-04-10 14:26:23,492 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,526 INFO L267 ElimStorePlain]: Start of recursive call 113: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 77 [2018-04-10 14:26:23,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-10 14:26:23,533 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,565 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 66 treesize of output 59 [2018-04-10 14:26:23,565 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,597 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:23,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 66 [2018-04-10 14:26:23,597 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,627 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 50 [2018-04-10 14:26:23,628 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 46 [2018-04-10 14:26:23,660 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,686 INFO L267 ElimStorePlain]: Start of recursive call 117: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 69 [2018-04-10 14:26:23,691 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 7 treesize of output 1 [2018-04-10 14:26:23,691 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:26:23,705 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,717 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 5 treesize of output 1 [2018-04-10 14:26:23,717 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,727 INFO L267 ElimStorePlain]: Start of recursive call 123: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 73 [2018-04-10 14:26:23,734 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 69 treesize of output 62 [2018-04-10 14:26:23,734 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 55 [2018-04-10 14:26:23,769 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,802 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:23,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 55 [2018-04-10 14:26:23,803 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 46 [2018-04-10 14:26:23,827 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,850 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 42 [2018-04-10 14:26:23,850 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,865 INFO L267 ElimStorePlain]: Start of recursive call 127: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 78 [2018-04-10 14:26:23,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 67 [2018-04-10 14:26:23,873 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,910 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 58 [2018-04-10 14:26:23,910 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-10 14:26:23,945 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:23,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 53 [2018-04-10 14:26:23,978 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-10 14:26:24,010 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,030 INFO L267 ElimStorePlain]: Start of recursive call 133: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,343 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 61 treesize of output 49 [2018-04-10 14:26:24,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:24,345 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:24,353 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,358 INFO L267 ElimStorePlain]: Start of recursive call 139: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,664 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 117 treesize of output 95 [2018-04-10 14:26:24,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 53 [2018-04-10 14:26:24,666 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-10 14:26:24,674 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,680 INFO L267 ElimStorePlain]: Start of recursive call 142: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,976 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 55 treesize of output 43 [2018-04-10 14:26:24,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2018-04-10 14:26:24,977 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:24,983 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:24,987 INFO L267 ElimStorePlain]: Start of recursive call 145: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 111 [2018-04-10 14:26:25,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 87 [2018-04-10 14:26:25,292 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 97 [2018-04-10 14:26:25,328 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 93 [2018-04-10 14:26:25,355 INFO L267 ElimStorePlain]: Start of recursive call 151: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:25,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 63 [2018-04-10 14:26:25,381 INFO L267 ElimStorePlain]: Start of recursive call 152: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:25,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 87 treesize of output 71 [2018-04-10 14:26:25,411 INFO L267 ElimStorePlain]: Start of recursive call 153: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:25,447 INFO L267 ElimStorePlain]: Start of recursive call 148: 5 dim-1 vars, End of recursive call: 5 dim-0 vars, and 3 xjuncts. [2018-04-10 14:26:25,803 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 67 treesize of output 57 [2018-04-10 14:26:25,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 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 [2018-04-10 14:26:25,804 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 8 [2018-04-10 14:26:25,815 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,823 INFO L267 ElimStorePlain]: Start of recursive call 154: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 55 [2018-04-10 14:26:25,829 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 13 treesize of output 5 [2018-04-10 14:26:25,830 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:25,841 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,850 INFO L267 ElimStorePlain]: Start of recursive call 157: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 46 [2018-04-10 14:26:25,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-10 14:26:25,853 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:26:25,861 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:25,867 INFO L267 ElimStorePlain]: Start of recursive call 160: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:26,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 15 dim-0 vars, 12 dim-2 vars, End of recursive call: 35 dim-0 vars, and 25 xjuncts. [2018-04-10 14:26:26,194 INFO L202 ElimStorePlain]: Needed 162 recursive calls to eliminate 27 variables, input treesize:793, output treesize:646 [2018-04-10 14:26:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:26:26,507 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:26:26,507 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26] total 47 [2018-04-10 14:26:26,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-10 14:26:26,508 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-10 14:26:26,508 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=1996, Unknown=0, NotChecked=0, Total=2256 [2018-04-10 14:26:26,508 INFO L87 Difference]: Start difference. First operand 251 states and 268 transitions. Second operand 48 states. [2018-04-10 14:26:27,038 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 267 DAG size of output 41 [2018-04-10 14:26:27,230 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 274 DAG size of output 66 [2018-04-10 14:26:27,749 WARN L151 SmtUtils]: Spent 185ms on a formula simplification. DAG size of input: 265 DAG size of output 135 [2018-04-10 14:26:28,314 WARN L151 SmtUtils]: Spent 475ms on a formula simplification. DAG size of input: 268 DAG size of output 184 [2018-04-10 14:26:28,969 WARN L151 SmtUtils]: Spent 303ms on a formula simplification. DAG size of input: 262 DAG size of output 131 [2018-04-10 14:26:29,322 WARN L151 SmtUtils]: Spent 189ms on a formula simplification. DAG size of input: 259 DAG size of output 132 [2018-04-10 14:26:30,193 WARN L151 SmtUtils]: Spent 295ms on a formula simplification. DAG size of input: 278 DAG size of output 144 [2018-04-10 14:26:30,531 WARN L151 SmtUtils]: Spent 238ms on a formula simplification. DAG size of input: 157 DAG size of output 135 [2018-04-10 14:26:30,914 WARN L151 SmtUtils]: Spent 241ms on a formula simplification. DAG size of input: 157 DAG size of output 132 [2018-04-10 14:26:31,330 WARN L151 SmtUtils]: Spent 207ms on a formula simplification. DAG size of input: 272 DAG size of output 141 [2018-04-10 14:26:31,582 WARN L151 SmtUtils]: Spent 165ms on a formula simplification. DAG size of input: 135 DAG size of output 127 [2018-04-10 14:26:31,969 WARN L151 SmtUtils]: Spent 238ms on a formula simplification. DAG size of input: 165 DAG size of output 139 [2018-04-10 14:26:32,641 WARN L151 SmtUtils]: Spent 189ms on a formula simplification. DAG size of input: 144 DAG size of output 129 [2018-04-10 14:26:33,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:26:33,411 INFO L93 Difference]: Finished difference Result 463 states and 497 transitions. [2018-04-10 14:26:33,411 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-04-10 14:26:33,411 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 62 [2018-04-10 14:26:33,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:26:33,412 INFO L225 Difference]: With dead ends: 463 [2018-04-10 14:26:33,412 INFO L226 Difference]: Without dead ends: 463 [2018-04-10 14:26:33,413 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3311 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=2084, Invalid=8824, Unknown=12, NotChecked=0, Total=10920 [2018-04-10 14:26:33,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-04-10 14:26:33,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 297. [2018-04-10 14:26:33,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2018-04-10 14:26:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 320 transitions. [2018-04-10 14:26:33,416 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 320 transitions. Word has length 62 [2018-04-10 14:26:33,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:26:33,416 INFO L459 AbstractCegarLoop]: Abstraction has 297 states and 320 transitions. [2018-04-10 14:26:33,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-10 14:26:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 320 transitions. [2018-04-10 14:26:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-10 14:26:33,417 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:26:33,417 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:26:33,417 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:26:33,417 INFO L82 PathProgramCache]: Analyzing trace with hash 779683062, now seen corresponding path program 2 times [2018-04-10 14:26:33,418 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:26:33,418 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:26:33,418 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:26:33,419 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:26:33,419 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:26:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:26:33,433 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:26:33,922 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:26:33,922 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:26:33,922 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:26:33,927 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:26:33,948 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:26:33,948 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:26:33,950 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:26:34,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:26:34,037 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,046 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,047 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 [2018-04-10 14:26:34,047 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,055 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,055 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:35 [2018-04-10 14:26:34,083 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:26:34,084 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 8 treesize of output 7 [2018-04-10 14:26:34,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,086 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:34,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:26:34,097 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,098 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,106 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,106 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:54, output treesize:51 [2018-04-10 14:26:34,207 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,210 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 [2018-04-10 14:26:34,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:26:34,211 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,215 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,226 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 57 [2018-04-10 14:26:34,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:26:34,230 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,236 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,245 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,245 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:74, output treesize:70 [2018-04-10 14:26:34,280 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,280 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 14:26:34,280 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,295 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,295 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:26:34,297 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,308 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,308 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:73 [2018-04-10 14:26:34,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 40 [2018-04-10 14:26:34,351 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-04-10 14:26:34,351 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,355 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,370 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 61 [2018-04-10 14:26:34,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:26:34,375 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,381 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,393 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,393 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:100, output treesize:72 [2018-04-10 14:26:34,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,498 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 90 [2018-04-10 14:26:34,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:26:34,504 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,514 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 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 28 [2018-04-10 14:26:34,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:26:34,539 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,544 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,556 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. [2018-04-10 14:26:34,556 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:114, output treesize:114 [2018-04-10 14:26:34,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 52 [2018-04-10 14:26:34,601 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-10 14:26:34,619 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,632 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. [2018-04-10 14:26:34,632 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:128, output treesize:121 [2018-04-10 14:26:34,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:34,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 105 [2018-04-10 14:26:34,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:26:34,688 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,699 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,717 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:34,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 49 [2018-04-10 14:26:34,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-10 14:26:34,720 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,724 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:34,737 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. [2018-04-10 14:26:34,738 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:140, output treesize:119 [2018-04-10 14:26:34,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 157 treesize of output 151 [2018-04-10 14:26:34,908 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-10 14:26:34,919 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 14:26:34,919 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:37,028 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:37,810 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:39,405 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:42,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 111 [2018-04-10 14:26:42,482 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:43,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 153 [2018-04-10 14:26:43,240 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:43,837 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:44,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 129 treesize of output 147 [2018-04-10 14:26:44,403 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:45,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 99 [2018-04-10 14:26:45,006 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:46,090 INFO L267 ElimStorePlain]: Start of recursive call 2: 14 dim-1 vars, End of recursive call: 7 dim-0 vars, and 9 xjuncts. [2018-04-10 14:26:46,681 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:46,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 118 [2018-04-10 14:26:46,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 29 [2018-04-10 14:26:46,684 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,697 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 160 treesize of output 183 [2018-04-10 14:26:46,721 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 14:26:46,721 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 156 [2018-04-10 14:26:46,847 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,885 INFO L267 ElimStorePlain]: Start of recursive call 14: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,888 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:46,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 201 [2018-04-10 14:26:46,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 65 [2018-04-10 14:26:46,891 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,908 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,910 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:46,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 123 [2018-04-10 14:26:46,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 49 [2018-04-10 14:26:46,914 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,929 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:46,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 103 [2018-04-10 14:26:46,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 14:26:46,937 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,951 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,954 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:46,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 168 [2018-04-10 14:26:46,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 49 [2018-04-10 14:26:46,957 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,974 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,976 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:26:46,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 158 [2018-04-10 14:26:46,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:26:46,981 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:46,997 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 149 [2018-04-10 14:26:47,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2018-04-10 14:26:47,004 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,019 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,021 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:47,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 149 [2018-04-10 14:26:47,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 49 [2018-04-10 14:26:47,025 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,039 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,234 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 24 dim-0 vars, and 9 xjuncts. [2018-04-10 14:26:47,234 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 5 variables, input treesize:170, output treesize:1226 [2018-04-10 14:26:47,607 WARN L151 SmtUtils]: Spent 185ms on a formula simplification. DAG size of input: 283 DAG size of output 122 [2018-04-10 14:26:47,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 94 [2018-04-10 14:26:47,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:26:47,773 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,784 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:47,785 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,794 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 76 [2018-04-10 14:26:47,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:26:47,863 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-10 14:26:47,872 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-10 14:26:47,889 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:47,897 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:47,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-10 14:26:47,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:26:47,956 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:47,963 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:47,968 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:48,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 173 treesize of output 134 [2018-04-10 14:26:48,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 105 [2018-04-10 14:26:48,048 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:48,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 100 [2018-04-10 14:26:48,226 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:48,400 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 86 [2018-04-10 14:26:48,401 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:48,575 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 100 treesize of output 99 [2018-04-10 14:26:48,576 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:48,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 111 [2018-04-10 14:26:48,779 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:48,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 96 [2018-04-10 14:26:48,981 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:49,208 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 111 treesize of output 96 [2018-04-10 14:26:49,209 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:49,441 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 96 treesize of output 95 [2018-04-10 14:26:49,443 INFO L267 ElimStorePlain]: Start of recursive call 20: 5 dim-0 vars, End of recursive call: 5 dim-0 vars, and 8 xjuncts. [2018-04-10 14:26:49,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 79 [2018-04-10 14:26:49,730 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:49,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 97 [2018-04-10 14:26:49,996 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:50,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 105 treesize of output 94 [2018-04-10 14:26:50,252 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:26:50,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 82 [2018-04-10 14:26:50,521 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:50,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 96 [2018-04-10 14:26:50,808 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:51,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 111 [2018-04-10 14:26:51,080 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:51,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 92 [2018-04-10 14:26:51,343 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:51,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 97 [2018-04-10 14:26:51,609 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:51,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 82 [2018-04-10 14:26:51,870 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:52,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2018-04-10 14:26:52,125 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:52,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 75 [2018-04-10 14:26:52,127 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:52,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 79 [2018-04-10 14:26:52,383 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:52,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 78 [2018-04-10 14:26:52,638 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:52,881 INFO L267 ElimStorePlain]: Start of recursive call 12: 20 dim-1 vars, End of recursive call: 20 dim-0 vars, and 13 xjuncts. [2018-04-10 14:26:53,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 76 [2018-04-10 14:26:53,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 65 [2018-04-10 14:26:53,205 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 60 [2018-04-10 14:26:53,241 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2018-04-10 14:26:53,274 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 56 [2018-04-10 14:26:53,308 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-10 14:26:53,338 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,357 INFO L267 ElimStorePlain]: Start of recursive call 34: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 78 [2018-04-10 14:26:53,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-10 14:26:53,365 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-10 14:26:53,401 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,450 INFO L267 ElimStorePlain]: Start of recursive call 40: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 77 [2018-04-10 14:26:53,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-10 14:26:53,458 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,494 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:53,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 57 [2018-04-10 14:26:53,495 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 59 [2018-04-10 14:26:53,528 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2018-04-10 14:26:53,559 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,587 INFO L267 ElimStorePlain]: Start of recursive call 43: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 79 [2018-04-10 14:26:53,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 65 [2018-04-10 14:26:53,597 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 44 [2018-04-10 14:26:53,656 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 56 [2018-04-10 14:26:53,699 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,844 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:53,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 40 [2018-04-10 14:26:53,845 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,869 INFO L267 ElimStorePlain]: Start of recursive call 48: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 69 [2018-04-10 14:26:53,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:53,873 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:26:53,887 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:26:53,899 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,909 INFO L267 ElimStorePlain]: Start of recursive call 53: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 60 [2018-04-10 14:26:53,918 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:53,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 40 [2018-04-10 14:26:53,918 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 33 [2018-04-10 14:26:53,945 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,976 INFO L267 ElimStorePlain]: Start of recursive call 57: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 69 [2018-04-10 14:26:53,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-10 14:26:53,981 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:53,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:26:53,995 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:26:54,007 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,017 INFO L267 ElimStorePlain]: Start of recursive call 60: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 82 treesize of output 86 [2018-04-10 14:26:54,027 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 74 treesize of output 72 [2018-04-10 14:26:54,027 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 53 [2018-04-10 14:26:54,109 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,163 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 70 treesize of output 63 [2018-04-10 14:26:54,163 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,207 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:54,207 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 63 treesize of output 49 [2018-04-10 14:26:54,208 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,266 INFO L267 ElimStorePlain]: Start of recursive call 64: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 79 [2018-04-10 14:26:54,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 64 [2018-04-10 14:26:54,274 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,312 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 75 treesize of output 66 [2018-04-10 14:26:54,312 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,347 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:54,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 50 [2018-04-10 14:26:54,347 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,382 INFO L267 ElimStorePlain]: Start of recursive call 69: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 92 [2018-04-10 14:26:54,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 77 [2018-04-10 14:26:54,392 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 73 [2018-04-10 14:26:54,470 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 66 [2018-04-10 14:26:54,542 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,616 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:54,617 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 57 [2018-04-10 14:26:54,617 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 62 [2018-04-10 14:26:54,673 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 53 [2018-04-10 14:26:54,719 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,770 INFO L267 ElimStorePlain]: Start of recursive call 73: 8 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 68 [2018-04-10 14:26:54,777 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:54,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2018-04-10 14:26:54,777 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-04-10 14:26:54,806 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,842 INFO L267 ElimStorePlain]: Start of recursive call 80: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 83 treesize of output 81 [2018-04-10 14:26:54,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 70 [2018-04-10 14:26:54,854 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 66 [2018-04-10 14:26:54,895 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 63 [2018-04-10 14:26:54,931 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:54,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 58 [2018-04-10 14:26:54,968 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,002 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:55,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 58 [2018-04-10 14:26:55,002 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,025 INFO L267 ElimStorePlain]: Start of recursive call 83: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 73 [2018-04-10 14:26:55,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 62 [2018-04-10 14:26:55,032 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,065 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 62 treesize of output 57 [2018-04-10 14:26:55,065 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2018-04-10 14:26:55,096 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2018-04-10 14:26:55,123 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,150 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:26:55,150 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 58 treesize of output 46 [2018-04-10 14:26:55,151 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,167 INFO L267 ElimStorePlain]: Start of recursive call 89: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 91 [2018-04-10 14:26:55,397 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 16 treesize of output 12 [2018-04-10 14:26:55,397 INFO L267 ElimStorePlain]: Start of recursive call 96: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:55,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:55,412 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 29 [2018-04-10 14:26:55,425 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,436 INFO L267 ElimStorePlain]: Start of recursive call 95: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:55,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 57 [2018-04-10 14:26:55,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:55,667 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:26:55,677 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:26:55,686 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,693 INFO L267 ElimStorePlain]: Start of recursive call 99: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 63 [2018-04-10 14:26:55,898 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 20 treesize of output 14 [2018-04-10 14:26:55,898 INFO L267 ElimStorePlain]: Start of recursive call 104: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:55,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-10 14:26:55,908 INFO L267 ElimStorePlain]: Start of recursive call 105: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:55,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:26:55,918 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-04-10 14:26:55,926 INFO L267 ElimStorePlain]: Start of recursive call 103: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:26:56,131 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 8 dim-2 vars, End of recursive call: 26 dim-0 vars, and 16 xjuncts. [2018-04-10 14:26:56,131 INFO L202 ElimStorePlain]: Needed 106 recursive calls to eliminate 21 variables, input treesize:510, output treesize:463 [2018-04-10 14:26:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:26:56,439 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:26:56,440 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 26] total 47 [2018-04-10 14:26:56,440 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-10 14:26:56,440 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-10 14:26:56,440 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=265, Invalid=1991, Unknown=0, NotChecked=0, Total=2256 [2018-04-10 14:26:56,440 INFO L87 Difference]: Start difference. First operand 297 states and 320 transitions. Second operand 48 states. [2018-04-10 14:26:58,333 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 150 DAG size of output 149 [2018-04-10 14:26:58,777 WARN L151 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 210 DAG size of output 135 [2018-04-10 14:26:59,209 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 212 DAG size of output 137 [2018-04-10 14:26:59,630 WARN L151 SmtUtils]: Spent 185ms on a formula simplification. DAG size of input: 241 DAG size of output 147 [2018-04-10 14:26:59,887 WARN L151 SmtUtils]: Spent 133ms on a formula simplification. DAG size of input: 159 DAG size of output 140 [2018-04-10 14:27:00,189 WARN L151 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 159 DAG size of output 135 [2018-04-10 14:27:00,593 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 131 DAG size of output 131 [2018-04-10 14:27:00,943 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 127 DAG size of output 127 [2018-04-10 14:27:01,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:01,053 INFO L93 Difference]: Finished difference Result 469 states and 503 transitions. [2018-04-10 14:27:01,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2018-04-10 14:27:01,053 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 62 [2018-04-10 14:27:01,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:01,054 INFO L225 Difference]: With dead ends: 469 [2018-04-10 14:27:01,054 INFO L226 Difference]: Without dead ends: 469 [2018-04-10 14:27:01,054 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2780 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1610, Invalid=8087, Unknown=5, NotChecked=0, Total=9702 [2018-04-10 14:27:01,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-04-10 14:27:01,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 269. [2018-04-10 14:27:01,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 269 states. [2018-04-10 14:27:01,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 288 transitions. [2018-04-10 14:27:01,057 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 288 transitions. Word has length 62 [2018-04-10 14:27:01,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:01,057 INFO L459 AbstractCegarLoop]: Abstraction has 269 states and 288 transitions. [2018-04-10 14:27:01,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-10 14:27:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 288 transitions. [2018-04-10 14:27:01,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-10 14:27:01,057 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:01,057 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:01,057 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:01,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1131487148, now seen corresponding path program 4 times [2018-04-10 14:27:01,058 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:01,058 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:01,058 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:01,058 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:27:01,059 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:01,065 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:01,296 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:01,296 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:01,302 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-10 14:27:01,321 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-10 14:27:01,321 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:27:01,323 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:01,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-10 14:27:01,383 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,390 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,391 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-10 14:27:01,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:27:01,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:27:01,427 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,428 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:01,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:01,449 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,450 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,458 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,458 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:46, output treesize:39 [2018-04-10 14:27:01,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 31 [2018-04-10 14:27:01,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:27:01,545 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,549 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-10 14:27:01,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-10 14:27:01,563 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,568 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,576 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:69, output treesize:73 [2018-04-10 14:27:01,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-10 14:27:01,613 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,624 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,624 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:84, output treesize:90 [2018-04-10 14:27:01,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2018-04-10 14:27:01,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-10 14:27:01,798 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,808 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:01,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2018-04-10 14:27:01,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:27:01,857 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,870 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,882 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,882 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:112, output treesize:88 [2018-04-10 14:27:01,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 119 [2018-04-10 14:27:01,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:27:01,987 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:01,994 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:02,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 100 [2018-04-10 14:27:02,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:27:02,012 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:02,020 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:02,030 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. [2018-04-10 14:27:02,030 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:153, output treesize:102 [2018-04-10 14:27:02,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 76 [2018-04-10 14:27:02,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:27:02,114 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:02,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 45 [2018-04-10 14:27:02,120 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:02,124 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:02,131 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:02,132 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:116, output treesize:74 [2018-04-10 14:27:02,193 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 70 treesize of output 45 [2018-04-10 14:27:02,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-10 14:27:02,194 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:02,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 14 [2018-04-10 14:27:02,205 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:02,209 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:02,214 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:02,214 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:75, output treesize:28 [2018-04-10 14:27:02,289 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:02,308 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:02,308 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20] total 38 [2018-04-10 14:27:02,308 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-10 14:27:02,308 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-10 14:27:02,308 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1307, Unknown=0, NotChecked=0, Total=1482 [2018-04-10 14:27:02,308 INFO L87 Difference]: Start difference. First operand 269 states and 288 transitions. Second operand 39 states. [2018-04-10 14:27:04,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:04,541 INFO L93 Difference]: Finished difference Result 347 states and 371 transitions. [2018-04-10 14:27:04,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 14:27:04,541 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 62 [2018-04-10 14:27:04,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:04,542 INFO L225 Difference]: With dead ends: 347 [2018-04-10 14:27:04,542 INFO L226 Difference]: Without dead ends: 347 [2018-04-10 14:27:04,543 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 983 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=640, Invalid=3650, Unknown=0, NotChecked=0, Total=4290 [2018-04-10 14:27:04,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-04-10 14:27:04,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 292. [2018-04-10 14:27:04,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2018-04-10 14:27:04,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 315 transitions. [2018-04-10 14:27:04,545 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 315 transitions. Word has length 62 [2018-04-10 14:27:04,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:04,545 INFO L459 AbstractCegarLoop]: Abstraction has 292 states and 315 transitions. [2018-04-10 14:27:04,545 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-10 14:27:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 315 transitions. [2018-04-10 14:27:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-04-10 14:27:04,546 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:04,546 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:04,546 INFO L408 AbstractCegarLoop]: === Iteration 36 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:04,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1131487147, now seen corresponding path program 3 times [2018-04-10 14:27:04,546 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:04,546 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:04,546 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:04,546 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:27:04,547 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:04,553 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:04,811 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:04,811 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:04,811 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:04,817 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-10 14:27:04,847 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-04-10 14:27:04,848 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:27:04,850 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:04,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:04,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:04,938 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 [2018-04-10 14:27:04,938 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:04,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:04,944 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-10 14:27:04,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:04,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:27:04,970 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:04,971 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:04,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:04,982 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 [2018-04-10 14:27:04,982 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:04,983 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:04,991 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:04,991 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:49, output treesize:35 [2018-04-10 14:27:05,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:05,072 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 [2018-04-10 14:27:05,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:27:05,073 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,077 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:05,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-10 14:27:05,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-10 14:27:05,090 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,095 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,104 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,104 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:65, output treesize:69 [2018-04-10 14:27:05,140 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:05,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:05,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:05,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:27:05,141 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,153 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 14:27:05,153 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,164 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,164 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:83, output treesize:75 [2018-04-10 14:27:05,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:05,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-10 14:27:05,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:27:05,203 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,209 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,221 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:05,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 56 [2018-04-10 14:27:05,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2018-04-10 14:27:05,225 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,229 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,237 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,237 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:94, output treesize:85 [2018-04-10 14:27:05,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 135 [2018-04-10 14:27:05,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:27:05,344 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,351 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 106 [2018-04-10 14:27:05,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:27:05,368 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,374 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,382 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. [2018-04-10 14:27:05,382 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:150, output treesize:99 [2018-04-10 14:27:05,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 93 [2018-04-10 14:27:05,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 37 [2018-04-10 14:27:05,533 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:05,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 21 [2018-04-10 14:27:05,541 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,547 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:05,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2018-04-10 14:27:05,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-10 14:27:05,557 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:05,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:27:05,561 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:27:05,564 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,565 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,568 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:05,568 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:126, output treesize:9 [2018-04-10 14:27:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:05,620 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:05,620 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 22] total 37 [2018-04-10 14:27:05,620 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-10 14:27:05,621 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-10 14:27:05,621 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1261, Unknown=0, NotChecked=0, Total=1406 [2018-04-10 14:27:05,621 INFO L87 Difference]: Start difference. First operand 292 states and 315 transitions. Second operand 38 states. [2018-04-10 14:27:07,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:07,377 INFO L93 Difference]: Finished difference Result 351 states and 376 transitions. [2018-04-10 14:27:07,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-10 14:27:07,377 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 62 [2018-04-10 14:27:07,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:07,378 INFO L225 Difference]: With dead ends: 351 [2018-04-10 14:27:07,378 INFO L226 Difference]: Without dead ends: 351 [2018-04-10 14:27:07,378 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 863 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=577, Invalid=3329, Unknown=0, NotChecked=0, Total=3906 [2018-04-10 14:27:07,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-10 14:27:07,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 287. [2018-04-10 14:27:07,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2018-04-10 14:27:07,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 308 transitions. [2018-04-10 14:27:07,381 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 308 transitions. Word has length 62 [2018-04-10 14:27:07,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:07,381 INFO L459 AbstractCegarLoop]: Abstraction has 287 states and 308 transitions. [2018-04-10 14:27:07,381 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-10 14:27:07,381 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 308 transitions. [2018-04-10 14:27:07,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 14:27:07,382 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:07,382 INFO L355 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:07,382 INFO L408 AbstractCegarLoop]: === Iteration 37 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:07,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1862131660, now seen corresponding path program 3 times [2018-04-10 14:27:07,382 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:07,382 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:07,383 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:07,383 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:27:07,383 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:07,391 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:07,755 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:07,756 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:07,764 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-04-10 14:27:07,834 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-04-10 14:27:07,834 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:27:07,837 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:07,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:07,922 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 14:27:07,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,936 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,937 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:28, output treesize:26 [2018-04-10 14:27:07,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:27:07,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:07,966 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,967 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:07,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:27:07,980 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,981 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,990 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:07,990 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:43 [2018-04-10 14:27:08,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 45 [2018-04-10 14:27:08,102 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:08,103 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 31 treesize of output 28 [2018-04-10 14:27:08,103 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 37 [2018-04-10 14:27:08,125 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,141 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:27:08,163 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:08,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2018-04-10 14:27:08,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2018-04-10 14:27:08,165 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,176 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 82 [2018-04-10 14:27:08,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 74 [2018-04-10 14:27:08,189 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,215 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,232 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:27:08,232 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 2 variables, input treesize:73, output treesize:115 [2018-04-10 14:27:08,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 90 treesize of output 91 [2018-04-10 14:27:08,292 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-10 14:27:08,292 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,304 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2018-04-10 14:27:08,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 14:27:08,308 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,317 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,342 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:27:08,342 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:141, output treesize:137 [2018-04-10 14:27:08,411 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 111 [2018-04-10 14:27:08,411 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,454 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,455 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 96 [2018-04-10 14:27:08,456 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,492 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2018-04-10 14:27:08,493 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 57 [2018-04-10 14:27:08,528 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,563 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:27:08,563 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:165, output treesize:150 [2018-04-10 14:27:08,641 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 118 treesize of output 127 [2018-04-10 14:27:08,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 119 [2018-04-10 14:27:08,653 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,716 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:08,716 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 87 treesize of output 86 [2018-04-10 14:27:08,717 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,763 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:27:08,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 70 [2018-04-10 14:27:08,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-10 14:27:08,847 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,861 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 59 [2018-04-10 14:27:08,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-10 14:27:08,937 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:08,948 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 66 [2018-04-10 14:27:09,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 18 [2018-04-10 14:27:09,013 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,026 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 106 [2018-04-10 14:27:09,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-10 14:27:09,035 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,056 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,108 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 14:27:09,108 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 8 variables, input treesize:194, output treesize:212 [2018-04-10 14:27:09,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,359 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,362 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 179 [2018-04-10 14:27:09,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:27:09,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,393 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,442 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 156 [2018-04-10 14:27:09,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:09,449 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,468 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,511 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,514 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 84 treesize of output 85 [2018-04-10 14:27:09,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:09,515 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,546 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,588 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 80 treesize of output 85 [2018-04-10 14:27:09,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:27:09,589 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,602 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,638 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:27:09,638 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:248, output treesize:224 [2018-04-10 14:27:09,732 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 220 treesize of output 220 [2018-04-10 14:27:09,734 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 38 treesize of output 46 [2018-04-10 14:27:09,735 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,754 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:09,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 102 [2018-04-10 14:27:09,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 26 [2018-04-10 14:27:09,796 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,809 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:09,843 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-10 14:27:09,843 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:330, output treesize:248 [2018-04-10 14:27:10,026 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 174 treesize of output 184 [2018-04-10 14:27:10,036 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 21 [2018-04-10 14:27:10,036 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:27:10,056 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:27:10,071 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,085 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,118 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,119 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 91 treesize of output 93 [2018-04-10 14:27:10,124 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2018-04-10 14:27:10,124 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:27:10,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 14:27:10,139 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,150 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,179 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-10 14:27:10,179 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:266, output treesize:219 [2018-04-10 14:27:10,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27 [2018-04-10 14:27:10,726 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,741 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:10,741 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:192, output treesize:132 [2018-04-10 14:27:10,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,806 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,807 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:10,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 156 [2018-04-10 14:27:10,810 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:10,818 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 41 [2018-04-10 14:27:10,819 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 14:27:10,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 58 [2018-04-10 14:27:10,834 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:10,844 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 35 [2018-04-10 14:27:10,844 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:10,857 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:10,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-10 14:27:10,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 12 [2018-04-10 14:27:10,872 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:10,879 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:10,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 14:27:10,879 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:27:10,884 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,887 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:10,893 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 4 variables, input treesize:191, output treesize:10 [2018-04-10 14:27:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:11,002 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:11,002 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 30] total 49 [2018-04-10 14:27:11,002 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-10 14:27:11,003 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-10 14:27:11,003 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=2185, Unknown=0, NotChecked=0, Total=2352 [2018-04-10 14:27:11,003 INFO L87 Difference]: Start difference. First operand 287 states and 308 transitions. Second operand 49 states. [2018-04-10 14:27:12,514 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 138 DAG size of output 92 [2018-04-10 14:27:12,807 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 150 DAG size of output 96 [2018-04-10 14:27:13,415 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 179 DAG size of output 125 [2018-04-10 14:27:14,169 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 123 DAG size of output 123 [2018-04-10 14:27:15,414 WARN L151 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 123 DAG size of output 123 [2018-04-10 14:27:16,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:16,260 INFO L93 Difference]: Finished difference Result 351 states and 376 transitions. [2018-04-10 14:27:16,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-10 14:27:16,260 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 63 [2018-04-10 14:27:16,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:16,261 INFO L225 Difference]: With dead ends: 351 [2018-04-10 14:27:16,261 INFO L226 Difference]: Without dead ends: 351 [2018-04-10 14:27:16,261 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=789, Invalid=6183, Unknown=0, NotChecked=0, Total=6972 [2018-04-10 14:27:16,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-10 14:27:16,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 297. [2018-04-10 14:27:16,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2018-04-10 14:27:16,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 320 transitions. [2018-04-10 14:27:16,264 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 320 transitions. Word has length 63 [2018-04-10 14:27:16,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:16,264 INFO L459 AbstractCegarLoop]: Abstraction has 297 states and 320 transitions. [2018-04-10 14:27:16,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-10 14:27:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 320 transitions. [2018-04-10 14:27:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 14:27:16,264 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:16,264 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:16,264 INFO L408 AbstractCegarLoop]: === Iteration 38 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:16,264 INFO L82 PathProgramCache]: Analyzing trace with hash 919153145, now seen corresponding path program 1 times [2018-04-10 14:27:16,264 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:16,265 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:16,265 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:16,265 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:27:16,265 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:16,270 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:16,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:16,426 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:16,426 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:16,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:16,449 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:16,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:16,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:16,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:16,479 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,483 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,483 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:14 [2018-04-10 14:27:16,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:16,497 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 [2018-04-10 14:27:16,497 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,498 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,501 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,501 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:18 [2018-04-10 14:27:16,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-10 14:27:16,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:16,555 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,558 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,561 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,561 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:31, output treesize:12 [2018-04-10 14:27:16,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-10 14:27:16,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10 [2018-04-10 14:27:16,613 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,615 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,618 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,618 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:13 [2018-04-10 14:27:16,645 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:16,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-10 14:27:16,646 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:16,649 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. [2018-04-10 14:27:16,649 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:16, output treesize:11 [2018-04-10 14:27:16,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:16,712 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:16,712 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 29 [2018-04-10 14:27:16,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-10 14:27:16,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-10 14:27:16,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=766, Unknown=0, NotChecked=0, Total=870 [2018-04-10 14:27:16,713 INFO L87 Difference]: Start difference. First operand 297 states and 320 transitions. Second operand 30 states. [2018-04-10 14:27:17,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:17,322 INFO L93 Difference]: Finished difference Result 314 states and 338 transitions. [2018-04-10 14:27:17,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-10 14:27:17,322 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 63 [2018-04-10 14:27:17,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:17,323 INFO L225 Difference]: With dead ends: 314 [2018-04-10 14:27:17,323 INFO L226 Difference]: Without dead ends: 314 [2018-04-10 14:27:17,323 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 517 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=1694, Unknown=0, NotChecked=0, Total=1980 [2018-04-10 14:27:17,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2018-04-10 14:27:17,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 298. [2018-04-10 14:27:17,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2018-04-10 14:27:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 322 transitions. [2018-04-10 14:27:17,325 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 322 transitions. Word has length 63 [2018-04-10 14:27:17,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:17,325 INFO L459 AbstractCegarLoop]: Abstraction has 298 states and 322 transitions. [2018-04-10 14:27:17,325 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-10 14:27:17,326 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 322 transitions. [2018-04-10 14:27:17,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-10 14:27:17,326 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:17,326 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:17,326 INFO L408 AbstractCegarLoop]: === Iteration 39 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:17,326 INFO L82 PathProgramCache]: Analyzing trace with hash 919153146, now seen corresponding path program 1 times [2018-04-10 14:27:17,326 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:17,326 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:17,327 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:17,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:17,327 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:17,332 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-10 14:27:17,416 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:17,416 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:17,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:17,442 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:17,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-10 14:27:17,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-10 14:27:17,501 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:17,502 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:17,508 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 28 treesize of output 22 [2018-04-10 14:27:17,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 13 [2018-04-10 14:27:17,509 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:17,511 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:17,515 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:17,515 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:16 [2018-04-10 14:27:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-10 14:27:17,592 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:17,592 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2018-04-10 14:27:17,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-10 14:27:17,592 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-10 14:27:17,592 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2018-04-10 14:27:17,593 INFO L87 Difference]: Start difference. First operand 298 states and 322 transitions. Second operand 19 states. [2018-04-10 14:27:18,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:18,111 INFO L93 Difference]: Finished difference Result 342 states and 368 transitions. [2018-04-10 14:27:18,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-10 14:27:18,111 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 63 [2018-04-10 14:27:18,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:18,112 INFO L225 Difference]: With dead ends: 342 [2018-04-10 14:27:18,112 INFO L226 Difference]: Without dead ends: 342 [2018-04-10 14:27:18,112 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=155, Invalid=657, Unknown=0, NotChecked=0, Total=812 [2018-04-10 14:27:18,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2018-04-10 14:27:18,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 302. [2018-04-10 14:27:18,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2018-04-10 14:27:18,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 327 transitions. [2018-04-10 14:27:18,115 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 327 transitions. Word has length 63 [2018-04-10 14:27:18,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:18,115 INFO L459 AbstractCegarLoop]: Abstraction has 302 states and 327 transitions. [2018-04-10 14:27:18,115 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-10 14:27:18,115 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 327 transitions. [2018-04-10 14:27:18,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-10 14:27:18,115 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:18,115 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:18,115 INFO L408 AbstractCegarLoop]: === Iteration 40 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:18,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1636090168, now seen corresponding path program 2 times [2018-04-10 14:27:18,116 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:18,116 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:18,116 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:18,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:18,116 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:18,122 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:18,314 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:18,314 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:18,319 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:27:18,336 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:27:18,337 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:27:18,338 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:18,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-10 14:27:18,417 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,423 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,423 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-10 14:27:18,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:18,447 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 [2018-04-10 14:27:18,447 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,448 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:27:18,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:27:18,458 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,459 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,466 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,466 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-10 14:27:18,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-10 14:27:18,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-10 14:27:18,547 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,551 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,565 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 37 treesize of output 42 [2018-04-10 14:27:18,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:27:18,566 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,571 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,580 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,580 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:72, output treesize:76 [2018-04-10 14:27:18,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 46 [2018-04-10 14:27:18,619 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,632 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:90, output treesize:96 [2018-04-10 14:27:18,672 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:18,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2018-04-10 14:27:18,675 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2018-04-10 14:27:18,675 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,680 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,695 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 78 [2018-04-10 14:27:18,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-10 14:27:18,699 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,706 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,716 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:115, output treesize:98 [2018-04-10 14:27:18,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 172 treesize of output 159 [2018-04-10 14:27:18,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:27:18,828 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,840 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 150 [2018-04-10 14:27:18,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:27:18,880 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,891 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,904 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:18,904 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:190, output treesize:158 [2018-04-10 14:27:18,996 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:18,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 116 [2018-04-10 14:27:19,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-10 14:27:19,000 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:19,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:27:19,011 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:19,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 57 [2018-04-10 14:27:19,018 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:19,023 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:19,031 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. [2018-04-10 14:27:19,031 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:169, output treesize:84 [2018-04-10 14:27:19,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:19,141 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:19,142 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:19,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 61 [2018-04-10 14:27:19,146 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 21 [2018-04-10 14:27:19,146 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:19,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 16 [2018-04-10 14:27:19,152 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:19,157 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 20 treesize of output 14 [2018-04-10 14:27:19,157 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:19,161 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:19,165 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:19,165 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:87, output treesize:28 [2018-04-10 14:27:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:19,265 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:19,265 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23] total 41 [2018-04-10 14:27:19,265 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-10 14:27:19,265 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-10 14:27:19,265 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=1522, Unknown=0, NotChecked=0, Total=1722 [2018-04-10 14:27:19,265 INFO L87 Difference]: Start difference. First operand 302 states and 327 transitions. Second operand 42 states. [2018-04-10 14:27:21,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:21,079 INFO L93 Difference]: Finished difference Result 360 states and 388 transitions. [2018-04-10 14:27:21,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-10 14:27:21,079 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 64 [2018-04-10 14:27:21,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:21,080 INFO L225 Difference]: With dead ends: 360 [2018-04-10 14:27:21,080 INFO L226 Difference]: Without dead ends: 360 [2018-04-10 14:27:21,080 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1230 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=845, Invalid=4411, Unknown=0, NotChecked=0, Total=5256 [2018-04-10 14:27:21,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2018-04-10 14:27:21,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 309. [2018-04-10 14:27:21,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2018-04-10 14:27:21,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 335 transitions. [2018-04-10 14:27:21,083 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 335 transitions. Word has length 64 [2018-04-10 14:27:21,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:21,083 INFO L459 AbstractCegarLoop]: Abstraction has 309 states and 335 transitions. [2018-04-10 14:27:21,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-10 14:27:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 335 transitions. [2018-04-10 14:27:21,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-04-10 14:27:21,083 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:21,083 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:21,083 INFO L408 AbstractCegarLoop]: === Iteration 41 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:21,083 INFO L82 PathProgramCache]: Analyzing trace with hash 1636090169, now seen corresponding path program 1 times [2018-04-10 14:27:21,084 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:21,084 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:21,084 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:21,084 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:27:21,084 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:21,089 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:21,359 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:21,359 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:21,359 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:21,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:21,387 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:21,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,464 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 [2018-04-10 14:27:21,464 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,470 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:24 [2018-04-10 14:27:21,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:21,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:21,498 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,499 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:21,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:27:21,511 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,512 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,521 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,521 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:46, output treesize:32 [2018-04-10 14:27:21,589 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,592 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 [2018-04-10 14:27:21,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:27:21,593 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,597 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,606 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-10 14:27:21,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-10 14:27:21,610 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,615 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,622 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,623 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:62, output treesize:66 [2018-04-10 14:27:21,655 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,656 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:27:21,657 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 14:27:21,668 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,677 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,677 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:80, output treesize:72 [2018-04-10 14:27:21,710 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:21,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 60 [2018-04-10 14:27:21,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:27:21,715 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,721 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,737 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:21,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 56 [2018-04-10 14:27:21,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2018-04-10 14:27:21,740 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,745 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,753 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,753 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:91, output treesize:82 [2018-04-10 14:27:21,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 118 [2018-04-10 14:27:21,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-10 14:27:21,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,851 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 119 [2018-04-10 14:27:21,867 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 20 treesize of output 19 [2018-04-10 14:27:21,867 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,874 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:21,881 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. [2018-04-10 14:27:21,882 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:147, output treesize:96 [2018-04-10 14:27:22,031 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 126 treesize of output 93 [2018-04-10 14:27:22,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 23 [2018-04-10 14:27:22,032 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:22,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-10 14:27:22,040 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:22,046 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:22,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2018-04-10 14:27:22,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-10 14:27:22,056 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:22,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:27:22,061 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:22,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:27:22,063 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:22,064 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:22,075 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:22,075 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:126, output treesize:9 [2018-04-10 14:27:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:22,128 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:22,129 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20] total 35 [2018-04-10 14:27:22,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-10 14:27:22,129 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-10 14:27:22,129 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2018-04-10 14:27:22,129 INFO L87 Difference]: Start difference. First operand 309 states and 335 transitions. Second operand 36 states. [2018-04-10 14:27:23,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:23,878 INFO L93 Difference]: Finished difference Result 363 states and 391 transitions. [2018-04-10 14:27:23,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 14:27:23,878 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 64 [2018-04-10 14:27:23,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:23,879 INFO L225 Difference]: With dead ends: 363 [2018-04-10 14:27:23,879 INFO L226 Difference]: Without dead ends: 363 [2018-04-10 14:27:23,879 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 46 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=434, Invalid=2872, Unknown=0, NotChecked=0, Total=3306 [2018-04-10 14:27:23,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-04-10 14:27:23,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 302. [2018-04-10 14:27:23,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2018-04-10 14:27:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 327 transitions. [2018-04-10 14:27:23,881 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 327 transitions. Word has length 64 [2018-04-10 14:27:23,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:23,881 INFO L459 AbstractCegarLoop]: Abstraction has 302 states and 327 transitions. [2018-04-10 14:27:23,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-10 14:27:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 327 transitions. [2018-04-10 14:27:23,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-10 14:27:23,881 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:23,881 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:23,882 INFO L408 AbstractCegarLoop]: === Iteration 42 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:23,882 INFO L82 PathProgramCache]: Analyzing trace with hash 875676336, now seen corresponding path program 2 times [2018-04-10 14:27:23,882 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:23,882 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:23,882 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:23,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:23,882 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:23,895 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:24,163 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:24,163 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:24,163 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:24,172 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-04-10 14:27:24,207 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-04-10 14:27:24,207 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:27:24,211 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:24,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,361 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,362 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 [2018-04-10 14:27:24,362 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,370 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-10 14:27:24,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:24,399 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 [2018-04-10 14:27:24,399 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,401 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:27:24,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:27:24,411 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,412 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,419 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,419 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:49, output treesize:42 [2018-04-10 14:27:24,504 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 37 [2018-04-10 14:27:24,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-10 14:27:24,516 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,521 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,532 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,534 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 37 treesize of output 42 [2018-04-10 14:27:24,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:27:24,535 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,540 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,550 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:72, output treesize:76 [2018-04-10 14:27:24,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,590 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,591 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-10 14:27:24,591 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,602 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,602 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:84, output treesize:77 [2018-04-10 14:27:24,640 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 14:27:24,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 67 [2018-04-10 14:27:24,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 37 [2018-04-10 14:27:24,644 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,650 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 69 [2018-04-10 14:27:24,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 27 [2018-04-10 14:27:24,666 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,672 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,680 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:96, output treesize:71 [2018-04-10 14:27:24,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,790 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 137 [2018-04-10 14:27:24,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:27:24,796 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,804 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,815 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:24,819 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 137 treesize of output 133 [2018-04-10 14:27:24,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:27:24,821 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,832 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,841 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:24,841 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:159, output treesize:127 [2018-04-10 14:27:25,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:25,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:25,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:25,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 184 treesize of output 146 [2018-04-10 14:27:25,153 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 63 [2018-04-10 14:27:25,154 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:27:25,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 106 treesize of output 96 [2018-04-10 14:27:25,175 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-10 14:27:25,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 84 [2018-04-10 14:27:25,176 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:25,207 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 65 [2018-04-10 14:27:25,207 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 61 [2018-04-10 14:27:25,208 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 61 [2018-04-10 14:27:25,209 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,235 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-10 14:27:25,265 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 54 [2018-04-10 14:27:25,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3 [2018-04-10 14:27:25,266 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:27:25,275 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:27:25,282 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,287 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 50 [2018-04-10 14:27:25,291 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 19 treesize of output 3 [2018-04-10 14:27:25,291 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-10 14:27:25,298 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:27:25,304 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,309 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 50 [2018-04-10 14:27:25,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 20 [2018-04-10 14:27:25,312 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-10 14:27:25,320 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:27:25,326 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,330 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,347 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:25,347 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 3 variables, input treesize:194, output treesize:10 [2018-04-10 14:27:25,419 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:25,436 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:25,436 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 26] total 45 [2018-04-10 14:27:25,436 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-10 14:27:25,436 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-10 14:27:25,437 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1810, Unknown=0, NotChecked=0, Total=1980 [2018-04-10 14:27:25,437 INFO L87 Difference]: Start difference. First operand 302 states and 327 transitions. Second operand 45 states. [2018-04-10 14:27:27,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:27,551 INFO L93 Difference]: Finished difference Result 367 states and 393 transitions. [2018-04-10 14:27:27,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-10 14:27:27,551 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 65 [2018-04-10 14:27:27,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:27,551 INFO L225 Difference]: With dead ends: 367 [2018-04-10 14:27:27,552 INFO L226 Difference]: Without dead ends: 363 [2018-04-10 14:27:27,552 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1327 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=748, Invalid=5104, Unknown=0, NotChecked=0, Total=5852 [2018-04-10 14:27:27,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2018-04-10 14:27:27,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 302. [2018-04-10 14:27:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2018-04-10 14:27:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 326 transitions. [2018-04-10 14:27:27,554 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 326 transitions. Word has length 65 [2018-04-10 14:27:27,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:27,554 INFO L459 AbstractCegarLoop]: Abstraction has 302 states and 326 transitions. [2018-04-10 14:27:27,554 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-10 14:27:27,554 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 326 transitions. [2018-04-10 14:27:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-04-10 14:27:27,554 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:27,554 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:27,555 INFO L408 AbstractCegarLoop]: === Iteration 43 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:27,555 INFO L82 PathProgramCache]: Analyzing trace with hash -1248714430, now seen corresponding path program 1 times [2018-04-10 14:27:27,555 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:27,555 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:27,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:27,555 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-04-10 14:27:27,555 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:27,562 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:27,844 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:27,844 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:27,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:27,867 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:27,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:27,872 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:27,872 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 [2018-04-10 14:27:27,873 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,877 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,877 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-04-10 14:27:27,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:27:27,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:27:27,898 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,899 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 14:27:27,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:27:27,908 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,909 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,914 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,914 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:29 [2018-04-10 14:27:27,964 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 [2018-04-10 14:27:27,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 14:27:27,966 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,983 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-10 14:27:27,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 11 [2018-04-10 14:27:27,995 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:27,999 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,006 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,007 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:51, output treesize:55 [2018-04-10 14:27:28,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:28,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:28,037 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:28,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 13 [2018-04-10 14:27:28,038 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,046 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:60, output treesize:53 [2018-04-10 14:27:28,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2018-04-10 14:27:28,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 14:27:28,076 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,081 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2018-04-10 14:27:28,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 23 [2018-04-10 14:27:28,094 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,098 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,105 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:75, output treesize:43 [2018-04-10 14:27:28,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 127 [2018-04-10 14:27:28,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:27:28,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,193 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 102 [2018-04-10 14:27:28,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-04-10 14:27:28,207 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,212 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,218 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:139, output treesize:107 [2018-04-10 14:27:28,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 119 [2018-04-10 14:27:28,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 3 [2018-04-10 14:27:28,422 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 57 [2018-04-10 14:27:28,429 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:28,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 39 [2018-04-10 14:27:28,435 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:28,440 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:28,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 31 [2018-04-10 14:27:28,449 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-10 14:27:28,449 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 14:27:28,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-10 14:27:28,455 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,455 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,459 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:28,459 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:169, output treesize:7 [2018-04-10 14:27:28,494 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:28,511 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:28,512 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 35 [2018-04-10 14:27:28,512 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-10 14:27:28,512 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-10 14:27:28,512 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2018-04-10 14:27:28,512 INFO L87 Difference]: Start difference. First operand 302 states and 326 transitions. Second operand 35 states. [2018-04-10 14:27:30,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:30,059 INFO L93 Difference]: Finished difference Result 339 states and 363 transitions. [2018-04-10 14:27:30,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-10 14:27:30,059 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 66 [2018-04-10 14:27:30,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:30,060 INFO L225 Difference]: With dead ends: 339 [2018-04-10 14:27:30,060 INFO L226 Difference]: Without dead ends: 339 [2018-04-10 14:27:30,060 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 49 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=266, Invalid=2596, Unknown=0, NotChecked=0, Total=2862 [2018-04-10 14:27:30,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2018-04-10 14:27:30,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 311. [2018-04-10 14:27:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2018-04-10 14:27:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 335 transitions. [2018-04-10 14:27:30,062 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 335 transitions. Word has length 66 [2018-04-10 14:27:30,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:30,062 INFO L459 AbstractCegarLoop]: Abstraction has 311 states and 335 transitions. [2018-04-10 14:27:30,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-10 14:27:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 335 transitions. [2018-04-10 14:27:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-10 14:27:30,063 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:30,063 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:30,063 INFO L408 AbstractCegarLoop]: === Iteration 44 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:30,063 INFO L82 PathProgramCache]: Analyzing trace with hash -185739193, now seen corresponding path program 1 times [2018-04-10 14:27:30,064 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:30,064 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:30,064 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:30,064 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:30,065 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:30,073 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:30,305 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-10 14:27:30,305 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:30,340 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:30,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:30,364 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:30,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:27:30,380 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,382 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,382 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-10 14:27:30,429 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:30,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:30,430 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:30,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-04-10 14:27:30,431 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,434 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,434 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:18 [2018-04-10 14:27:30,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:30,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:27:30,451 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,454 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,459 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,459 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:31 [2018-04-10 14:27:30,516 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:30,519 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 35 treesize of output 36 [2018-04-10 14:27:30,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 14:27:30,520 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,525 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,532 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,532 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:43, output treesize:39 [2018-04-10 14:27:30,553 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:30,554 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:30,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:30,554 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,559 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,559 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:38 [2018-04-10 14:27:30,581 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:30,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 41 [2018-04-10 14:27:30,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-10 14:27:30,585 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,589 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,595 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:35 [2018-04-10 14:27:30,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 60 [2018-04-10 14:27:30,669 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 61 treesize of output 60 [2018-04-10 14:27:30,669 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 44 [2018-04-10 14:27:30,687 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 14:27:30,705 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 14:27:30,715 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 14:27:30,715 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:59, output treesize:79 [2018-04-10 14:27:30,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-10 14:27:30,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-10 14:27:30,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 14:27:30,766 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,768 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 45 [2018-04-10 14:27:30,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 33 [2018-04-10 14:27:30,793 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-10 14:27:30,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-10 14:27:30,811 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-10 14:27:30,812 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2018-04-10 14:27:30,828 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2018-04-10 14:27:30,842 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2018-04-10 14:27:30,853 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,859 INFO L267 ElimStorePlain]: Start of recursive call 5: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,864 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:30,865 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:93, output treesize:8 [2018-04-10 14:27:30,927 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-10 14:27:30,944 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:30,945 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 39 [2018-04-10 14:27:30,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-10 14:27:30,945 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-10 14:27:30,945 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1338, Unknown=0, NotChecked=0, Total=1482 [2018-04-10 14:27:30,945 INFO L87 Difference]: Start difference. First operand 311 states and 335 transitions. Second operand 39 states. [2018-04-10 14:27:32,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:32,666 INFO L93 Difference]: Finished difference Result 348 states and 372 transitions. [2018-04-10 14:27:32,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-10 14:27:32,666 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 67 [2018-04-10 14:27:32,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:32,667 INFO L225 Difference]: With dead ends: 348 [2018-04-10 14:27:32,667 INFO L226 Difference]: Without dead ends: 348 [2018-04-10 14:27:32,667 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1177 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=800, Invalid=4170, Unknown=0, NotChecked=0, Total=4970 [2018-04-10 14:27:32,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2018-04-10 14:27:32,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 323. [2018-04-10 14:27:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2018-04-10 14:27:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 346 transitions. [2018-04-10 14:27:32,669 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 346 transitions. Word has length 67 [2018-04-10 14:27:32,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:32,669 INFO L459 AbstractCegarLoop]: Abstraction has 323 states and 346 transitions. [2018-04-10 14:27:32,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-10 14:27:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 346 transitions. [2018-04-10 14:27:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-04-10 14:27:32,670 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:32,670 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:32,670 INFO L408 AbstractCegarLoop]: === Iteration 45 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:32,670 INFO L82 PathProgramCache]: Analyzing trace with hash -99184902, now seen corresponding path program 1 times [2018-04-10 14:27:32,670 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:32,670 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:32,671 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:32,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:32,671 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:32,676 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:32,789 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-10 14:27:32,789 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:32,789 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:32,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:32,811 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 14:27:32,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:32,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 14:27:32,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:32,834 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,837 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,838 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-10 14:27:32,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:32,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:32,853 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,854 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-10 14:27:32,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-10 14:27:32,861 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,862 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,867 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,867 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:25 [2018-04-10 14:27:32,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-10 14:27:32,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2018-04-10 14:27:32,883 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,884 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,887 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:26, output treesize:15 [2018-04-10 14:27:32,913 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 [2018-04-10 14:27:32,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-10 14:27:32,914 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,925 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,930 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,930 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:26, output treesize:11 [2018-04-10 14:27:32,948 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 [2018-04-10 14:27:32,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 14:27:32,949 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 14:27:32,951 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:7 [2018-04-10 14:27:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-04-10 14:27:33,051 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-10 14:27:33,051 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 24 [2018-04-10 14:27:33,051 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-10 14:27:33,051 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-10 14:27:33,052 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2018-04-10 14:27:33,052 INFO L87 Difference]: Start difference. First operand 323 states and 346 transitions. Second operand 25 states. [2018-04-10 14:27:33,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 14:27:33,775 INFO L93 Difference]: Finished difference Result 358 states and 383 transitions. [2018-04-10 14:27:33,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-10 14:27:33,775 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2018-04-10 14:27:33,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 14:27:33,776 INFO L225 Difference]: With dead ends: 358 [2018-04-10 14:27:33,776 INFO L226 Difference]: Without dead ends: 358 [2018-04-10 14:27:33,776 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=230, Invalid=1492, Unknown=0, NotChecked=0, Total=1722 [2018-04-10 14:27:33,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-04-10 14:27:33,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 330. [2018-04-10 14:27:33,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2018-04-10 14:27:33,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 354 transitions. [2018-04-10 14:27:33,778 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 354 transitions. Word has length 67 [2018-04-10 14:27:33,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 14:27:33,778 INFO L459 AbstractCegarLoop]: Abstraction has 330 states and 354 transitions. [2018-04-10 14:27:33,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-10 14:27:33,778 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 354 transitions. [2018-04-10 14:27:33,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-04-10 14:27:33,779 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 14:27:33,779 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 14:27:33,779 INFO L408 AbstractCegarLoop]: === Iteration 46 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-10 14:27:33,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1060572622, now seen corresponding path program 4 times [2018-04-10 14:27:33,779 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-10 14:27:33,779 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-10 14:27:33,780 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:33,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 14:27:33,780 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 14:27:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 14:27:33,794 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 14:27:34,225 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 14:27:34,225 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 14:27:34,225 INFO L213 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-04-10 14:27:34,231 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-04-10 14:27:34,254 INFO L242 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-04-10 14:27:34,254 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-04-10 14:27:34,257 INFO L270 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2018-04-10 14:27:34,292 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-10 14:27:34,292 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-10 14:27:34,296 WARN L197 ceAbstractionStarter]: Timeout [2018-04-10 14:27:34,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.04 02:27:34 BoogieIcfgContainer [2018-04-10 14:27:34,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-10 14:27:34,297 INFO L168 Benchmark]: Toolchain (without parser) took 184013.65 ms. Allocated memory was 400.0 MB in the beginning and 637.5 MB in the end (delta: 237.5 MB). Free memory was 337.5 MB in the beginning and 494.7 MB in the end (delta: -157.2 MB). Peak memory consumption was 80.3 MB. Max. memory is 5.3 GB. [2018-04-10 14:27:34,298 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 400.0 MB. Free memory is still 363.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 14:27:34,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.62 ms. Allocated memory is still 400.0 MB. Free memory was 337.5 MB in the beginning and 309.7 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. [2018-04-10 14:27:34,299 INFO L168 Benchmark]: Boogie Preprocessor took 42.64 ms. Allocated memory is still 400.0 MB. Free memory was 309.7 MB in the beginning and 307.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-10 14:27:34,299 INFO L168 Benchmark]: RCFGBuilder took 495.99 ms. Allocated memory was 400.0 MB in the beginning and 607.6 MB in the end (delta: 207.6 MB). Free memory was 307.0 MB in the beginning and 528.4 MB in the end (delta: -221.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 5.3 GB. [2018-04-10 14:27:34,299 INFO L168 Benchmark]: TraceAbstraction took 183215.48 ms. Allocated memory was 607.6 MB in the beginning and 637.5 MB in the end (delta: 29.9 MB). Free memory was 528.4 MB in the beginning and 494.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 63.6 MB. Max. memory is 5.3 GB. [2018-04-10 14:27:34,300 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 400.0 MB. Free memory is still 363.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 256.62 ms. Allocated memory is still 400.0 MB. Free memory was 337.5 MB in the beginning and 309.7 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.64 ms. Allocated memory is still 400.0 MB. Free memory was 309.7 MB in the beginning and 307.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 495.99 ms. Allocated memory was 400.0 MB in the beginning and 607.6 MB in the end (delta: 207.6 MB). Free memory was 307.0 MB in the beginning and 528.4 MB in the end (delta: -221.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 183215.48 ms. Allocated memory was 607.6 MB in the beginning and 637.5 MB in the end (delta: 29.9 MB). Free memory was 528.4 MB in the beginning and 494.7 MB in the end (delta: 33.7 MB). Peak memory consumption was 63.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1057]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1057). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1014]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1014). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1010]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1010). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1037]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1037). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1009]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1009). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1048). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1010]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1010). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1048]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1048). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1063]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1063). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1058]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1058). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1039]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1039). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 992]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 992). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1018]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1018). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 996]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 996). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1051). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1021]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1021). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1039]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1039). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1031]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1031). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1053]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1053). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1020]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1020). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1063]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1063). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1008]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1008). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1042]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1042). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1057]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1057). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - TimeoutResultAtElement [Line: 1014]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1014). Cancelled while BasicCegarLoop was analyzing trace of length 69 with TraceHistMax 3, while TraceCheckSpWp was constructing forward predicates, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 6. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 136 locations, 53 error locations. TIMEOUT Result, 183.1s OverallTime, 46 OverallIterations, 4 TraceHistogramMax, 66.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3690 SDtfs, 27493 SDslu, 35017 SDs, 0 SdLazy, 57567 SolverSat, 4098 SolverUnsat, 53 SolverUnknown, 0 SolverNotchecked, 26.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3335 GetRequests, 1408 SyntacticMatches, 47 SemanticMatches, 1880 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29962 ImplicationChecksByTransitivity, 57.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=330occurred in iteration=45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 45 MinimizatonAttempts, 2589 StatesRemovedByMinimization, 43 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 113.1s InterpolantComputationTime, 3988 NumberOfCodeBlocks, 3983 NumberOfCodeBlocksAsserted, 93 NumberOfCheckSat, 3910 ConstructedInterpolants, 526 QuantifiedInterpolants, 8769149 SizeOfPredicates, 596 NumberOfNonLiveVariables, 7016 ConjunctsInSsa, 1599 ConjunctsInUnsatCore, 78 InterpolantComputations, 14 PerfectInterpolantSequences, 52/900 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_14-27-34-307.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-10_14-27-34-307.csv Completed graceful shutdown