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_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-buckets_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 16:38:15,591 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 16:38:15,592 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 16:38:15,603 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 16:38:15,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 16:38:15,604 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 16:38:15,605 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 16:38:15,606 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 16:38:15,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 16:38:15,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 16:38:15,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 16:38:15,610 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 16:38:15,610 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 16:38:15,611 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 16:38:15,612 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 16:38:15,614 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 16:38:15,615 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 16:38:15,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 16:38:15,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 16:38:15,618 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 16:38:15,620 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 16:38:15,624 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-04-10 16:38:15,642 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 16:38:15,643 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 16:38:15,644 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 16:38:15,644 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 16:38:15,644 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 16:38:15,644 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 16:38:15,644 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 16:38:15,644 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 16:38:15,645 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 16:38:15,645 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 16:38:15,645 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 16:38:15,645 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 16:38:15,645 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 16:38:15,645 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 16:38:15,646 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 16:38:15,646 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 16:38:15,646 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 16:38:15,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 16:38:15,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 16:38:15,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 16:38:15,647 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 16:38:15,647 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-10 16:38:15,647 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-10 16:38:15,647 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL [2018-04-10 16:38:15,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 16:38:15,685 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 16:38:15,688 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 16:38:15,689 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 16:38:15,690 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 16:38:15,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,053 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG94809d454 [2018-04-10 16:38:16,181 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 16:38:16,181 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 16:38:16,181 INFO L168 CDTParser]: Scanning sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,190 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 16:38:16,190 INFO L215 ultiparseSymbolTable]: [2018-04-10 16:38:16,190 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 16:38:16,191 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__quad_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____loff_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__int64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,191 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____pid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____ino_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____u_int in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____gid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____clock_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__dev_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__clock_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,192 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__id_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__uint in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__BCK in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____uid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__SLL in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____off_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__ulong in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_long in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,193 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____int8_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__register_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__loff_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,194 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__int8_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____time_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____key_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__ushort in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____int64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,195 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__ino_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_int in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____u_short in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__mode_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,196 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__key_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____timer_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__time_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__size_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____int32_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__div_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__fd_set in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,197 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__int32_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____dev_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____mode_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_short in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__gid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,198 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__timer_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____int16_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__u_char in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__off_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____u_long in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____id_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____quad_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__int16_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,199 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__uid_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,200 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____u_char in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,200 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____off64_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,200 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,200 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,200 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,200 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_buckets_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:16,231 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG94809d454 [2018-04-10 16:38:16,234 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 16:38:16,235 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 16:38:16,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 16:38:16,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 16:38:16,239 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 16:38:16,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5b0c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16, skipping insertion in model container [2018-04-10 16:38:16,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,253 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 16:38:16,278 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 16:38:16,410 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 16:38:16,450 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 16:38:16,456 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-10 16:38:16,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16 WrapperNode [2018-04-10 16:38:16,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 16:38:16,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 16:38:16,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 16:38:16,491 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 16:38:16,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (1/1) ... [2018-04-10 16:38:16,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 16:38:16,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 16:38:16,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 16:38:16,541 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 16:38:16,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (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 16:38:16,624 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 16:38:16,624 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 16:38:16,624 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 16:38:16,624 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 16:38:16,624 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 16:38:16,624 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 16:38:16,624 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 16:38:16,624 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 16:38:16,625 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 16:38:16,626 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 16:38:16,627 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 16:38:16,628 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 16:38:16,629 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 16:38:16,630 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 16:38:16,631 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 16:38:16,632 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 16:38:16,633 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-10 16:38:16,634 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 16:38:16,634 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 16:38:16,634 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-10 16:38:16,634 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 16:38:16,634 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 16:38:16,634 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 16:38:16,634 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-10 16:38:17,046 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 16:38:17,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 04:38:17 BoogieIcfgContainer [2018-04-10 16:38:17,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 16:38:17,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 16:38:17,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 16:38:17,049 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 16:38:17,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 04:38:16" (1/3) ... [2018-04-10 16:38:17,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af48c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 04:38:17, skipping insertion in model container [2018-04-10 16:38:17,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 04:38:16" (2/3) ... [2018-04-10 16:38:17,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af48c03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 04:38:17, skipping insertion in model container [2018-04-10 16:38:17,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 04:38:17" (3/3) ... [2018-04-10 16:38:17,052 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-buckets_true-unreach-call_true-valid-memsafety.i [2018-04-10 16:38:17,057 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-10 16:38:17,063 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 65 error locations. [2018-04-10 16:38:17,087 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 16:38:17,087 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 16:38:17,087 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 16:38:17,087 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-10 16:38:17,087 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-10 16:38:17,088 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 16:38:17,088 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 16:38:17,088 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 16:38:17,088 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 16:38:17,088 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 16:38:17,099 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2018-04-10 16:38:17,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 16:38:17,106 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:17,106 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:17,106 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:17,109 INFO L82 PathProgramCache]: Analyzing trace with hash 723887450, now seen corresponding path program 1 times [2018-04-10 16:38:17,110 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:17,110 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:17,141 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:17,142 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:17,168 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:17,206 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 16:38:17,208 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:17,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:38:17,209 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:38:17,217 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:38:17,218 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:38:17,220 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 4 states. [2018-04-10 16:38:17,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:17,400 INFO L93 Difference]: Finished difference Result 202 states and 211 transitions. [2018-04-10 16:38:17,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 16:38:17,401 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 16:38:17,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:17,409 INFO L225 Difference]: With dead ends: 202 [2018-04-10 16:38:17,409 INFO L226 Difference]: Without dead ends: 198 [2018-04-10 16:38:17,411 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 16:38:17,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2018-04-10 16:38:17,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 153. [2018-04-10 16:38:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-04-10 16:38:17,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 160 transitions. [2018-04-10 16:38:17,446 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 160 transitions. Word has length 8 [2018-04-10 16:38:17,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:17,447 INFO L459 AbstractCegarLoop]: Abstraction has 153 states and 160 transitions. [2018-04-10 16:38:17,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:38:17,447 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 160 transitions. [2018-04-10 16:38:17,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 16:38:17,447 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:17,447 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:17,447 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:17,448 INFO L82 PathProgramCache]: Analyzing trace with hash 723887451, now seen corresponding path program 1 times [2018-04-10 16:38:17,448 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:17,448 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:17,449 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:17,449 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:17,462 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:17,497 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 16:38:17,498 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:17,498 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:38:17,499 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:38:17,499 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:38:17,500 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:38:17,500 INFO L87 Difference]: Start difference. First operand 153 states and 160 transitions. Second operand 4 states. [2018-04-10 16:38:17,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:17,652 INFO L93 Difference]: Finished difference Result 236 states and 246 transitions. [2018-04-10 16:38:17,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 16:38:17,653 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-10 16:38:17,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:17,654 INFO L225 Difference]: With dead ends: 236 [2018-04-10 16:38:17,654 INFO L226 Difference]: Without dead ends: 236 [2018-04-10 16:38:17,654 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 16:38:17,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2018-04-10 16:38:17,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 149. [2018-04-10 16:38:17,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-04-10 16:38:17,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 156 transitions. [2018-04-10 16:38:17,660 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 156 transitions. Word has length 8 [2018-04-10 16:38:17,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:17,661 INFO L459 AbstractCegarLoop]: Abstraction has 149 states and 156 transitions. [2018-04-10 16:38:17,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:38:17,661 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 156 transitions. [2018-04-10 16:38:17,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-10 16:38:17,661 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:17,661 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:17,661 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:17,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1344572609, now seen corresponding path program 1 times [2018-04-10 16:38:17,661 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:17,661 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:17,663 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:17,663 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:17,674 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:17,714 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 16:38:17,714 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:17,714 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:38:17,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:38:17,715 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:38:17,715 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:38:17,715 INFO L87 Difference]: Start difference. First operand 149 states and 156 transitions. Second operand 6 states. [2018-04-10 16:38:17,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:17,928 INFO L93 Difference]: Finished difference Result 198 states and 207 transitions. [2018-04-10 16:38:17,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:38:17,928 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-10 16:38:17,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:17,929 INFO L225 Difference]: With dead ends: 198 [2018-04-10 16:38:17,929 INFO L226 Difference]: Without dead ends: 198 [2018-04-10 16:38:17,929 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-10 16:38:17,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2018-04-10 16:38:17,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 150. [2018-04-10 16:38:17,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-04-10 16:38:17,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 164 transitions. [2018-04-10 16:38:17,936 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 164 transitions. Word has length 14 [2018-04-10 16:38:17,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:17,936 INFO L459 AbstractCegarLoop]: Abstraction has 150 states and 164 transitions. [2018-04-10 16:38:17,936 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:38:17,936 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 164 transitions. [2018-04-10 16:38:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-10 16:38:17,937 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:17,937 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:17,937 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:17,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1344572610, now seen corresponding path program 1 times [2018-04-10 16:38:17,937 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:17,937 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:17,938 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:17,938 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:17,949 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:17,995 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 16:38:17,995 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:17,995 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:38:17,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:38:17,996 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:38:17,996 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:38:17,996 INFO L87 Difference]: Start difference. First operand 150 states and 164 transitions. Second operand 6 states. [2018-04-10 16:38:18,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:18,161 INFO L93 Difference]: Finished difference Result 208 states and 231 transitions. [2018-04-10 16:38:18,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 16:38:18,161 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-10 16:38:18,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:18,162 INFO L225 Difference]: With dead ends: 208 [2018-04-10 16:38:18,162 INFO L226 Difference]: Without dead ends: 208 [2018-04-10 16:38:18,162 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-04-10 16:38:18,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2018-04-10 16:38:18,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 146. [2018-04-10 16:38:18,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-10 16:38:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 160 transitions. [2018-04-10 16:38:18,169 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 160 transitions. Word has length 14 [2018-04-10 16:38:18,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:18,169 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 160 transitions. [2018-04-10 16:38:18,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:38:18,170 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2018-04-10 16:38:18,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-10 16:38:18,170 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:18,170 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] [2018-04-10 16:38:18,170 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:18,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1600897064, now seen corresponding path program 1 times [2018-04-10 16:38:18,171 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:18,171 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:18,172 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:18,172 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:18,186 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:18,219 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 16:38:18,219 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:18,219 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:38:18,220 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:38:18,220 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:38:18,220 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:38:18,220 INFO L87 Difference]: Start difference. First operand 146 states and 160 transitions. Second operand 6 states. [2018-04-10 16:38:18,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:18,355 INFO L93 Difference]: Finished difference Result 193 states and 202 transitions. [2018-04-10 16:38:18,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-10 16:38:18,355 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-04-10 16:38:18,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:18,356 INFO L225 Difference]: With dead ends: 193 [2018-04-10 16:38:18,356 INFO L226 Difference]: Without dead ends: 193 [2018-04-10 16:38:18,356 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 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 16:38:18,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-04-10 16:38:18,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 145. [2018-04-10 16:38:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-04-10 16:38:18,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 159 transitions. [2018-04-10 16:38:18,360 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 159 transitions. Word has length 20 [2018-04-10 16:38:18,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:18,360 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 159 transitions. [2018-04-10 16:38:18,360 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:38:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 159 transitions. [2018-04-10 16:38:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-10 16:38:18,360 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:18,360 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] [2018-04-10 16:38:18,360 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:18,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1600897065, now seen corresponding path program 1 times [2018-04-10 16:38:18,360 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:18,360 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:18,361 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:18,361 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:18,373 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:18,420 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 16:38:18,420 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:18,421 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:38:18,421 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:38:18,421 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:38:18,421 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:38:18,421 INFO L87 Difference]: Start difference. First operand 145 states and 159 transitions. Second operand 6 states. [2018-04-10 16:38:18,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:18,572 INFO L93 Difference]: Finished difference Result 204 states and 227 transitions. [2018-04-10 16:38:18,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:38:18,573 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-04-10 16:38:18,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:18,573 INFO L225 Difference]: With dead ends: 204 [2018-04-10 16:38:18,573 INFO L226 Difference]: Without dead ends: 204 [2018-04-10 16:38:18,573 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 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 16:38:18,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-04-10 16:38:18,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 142. [2018-04-10 16:38:18,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-04-10 16:38:18,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 156 transitions. [2018-04-10 16:38:18,584 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 156 transitions. Word has length 20 [2018-04-10 16:38:18,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:18,584 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 156 transitions. [2018-04-10 16:38:18,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:38:18,585 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 156 transitions. [2018-04-10 16:38:18,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-10 16:38:18,585 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:18,585 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:18,585 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:18,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1910725372, now seen corresponding path program 1 times [2018-04-10 16:38:18,586 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:18,586 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:18,587 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:18,587 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:18,599 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:18,623 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 16:38:18,623 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:18,623 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:38:18,624 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:38:18,624 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:38:18,624 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:38:18,624 INFO L87 Difference]: Start difference. First operand 142 states and 156 transitions. Second operand 4 states. [2018-04-10 16:38:18,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:18,721 INFO L93 Difference]: Finished difference Result 185 states and 201 transitions. [2018-04-10 16:38:18,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:38:18,721 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2018-04-10 16:38:18,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:18,722 INFO L225 Difference]: With dead ends: 185 [2018-04-10 16:38:18,722 INFO L226 Difference]: Without dead ends: 185 [2018-04-10 16:38:18,723 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:38:18,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-04-10 16:38:18,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 137. [2018-04-10 16:38:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-10 16:38:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 151 transitions. [2018-04-10 16:38:18,727 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 151 transitions. Word has length 29 [2018-04-10 16:38:18,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:18,727 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 151 transitions. [2018-04-10 16:38:18,727 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:38:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 151 transitions. [2018-04-10 16:38:18,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-10 16:38:18,728 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:18,728 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:18,728 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:18,728 INFO L82 PathProgramCache]: Analyzing trace with hash -1910725371, now seen corresponding path program 1 times [2018-04-10 16:38:18,728 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:18,728 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:18,729 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:18,730 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:18,752 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:18,796 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 16:38:18,796 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:18,796 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-10 16:38:18,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-10 16:38:18,796 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-10 16:38:18,796 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-10 16:38:18,797 INFO L87 Difference]: Start difference. First operand 137 states and 151 transitions. Second operand 4 states. [2018-04-10 16:38:18,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:18,874 INFO L93 Difference]: Finished difference Result 204 states and 227 transitions. [2018-04-10 16:38:18,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-10 16:38:18,875 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2018-04-10 16:38:18,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:18,875 INFO L225 Difference]: With dead ends: 204 [2018-04-10 16:38:18,875 INFO L226 Difference]: Without dead ends: 204 [2018-04-10 16:38:18,876 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:38:18,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-04-10 16:38:18,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 132. [2018-04-10 16:38:18,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-10 16:38:18,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 146 transitions. [2018-04-10 16:38:18,878 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 146 transitions. Word has length 29 [2018-04-10 16:38:18,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:18,878 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 146 transitions. [2018-04-10 16:38:18,878 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-10 16:38:18,878 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 146 transitions. [2018-04-10 16:38:18,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-10 16:38:18,878 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:18,878 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 16:38:18,879 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:18,879 INFO L82 PathProgramCache]: Analyzing trace with hash 899613847, now seen corresponding path program 1 times [2018-04-10 16:38:18,879 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:18,879 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:18,880 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:18,880 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:18,891 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:18,896 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:38:18,896 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:38:18,896 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:38:18,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:18,942 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:38:18,981 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 6 treesize of output 5 [2018-04-10 16:38:18,983 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:18,984 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:18,985 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:38:18,993 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 5 treesize of output 1 [2018-04-10 16:38:18,993 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:18,994 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:18,994 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:5, output treesize:1 [2018-04-10 16:38:19,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:19,001 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,005 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 16:38:19,005 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-10 16:38:19,024 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 16:38:19,024 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:19,024 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-10 16:38:19,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:38:19,025 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:38:19,025 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:38:19,025 INFO L87 Difference]: Start difference. First operand 132 states and 146 transitions. Second operand 5 states. [2018-04-10 16:38:19,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:19,174 INFO L93 Difference]: Finished difference Result 186 states and 195 transitions. [2018-04-10 16:38:19,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 16:38:19,174 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-04-10 16:38:19,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:19,175 INFO L225 Difference]: With dead ends: 186 [2018-04-10 16:38:19,175 INFO L226 Difference]: Without dead ends: 186 [2018-04-10 16:38:19,175 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-10 16:38:19,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2018-04-10 16:38:19,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 140. [2018-04-10 16:38:19,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-04-10 16:38:19,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 158 transitions. [2018-04-10 16:38:19,179 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 158 transitions. Word has length 30 [2018-04-10 16:38:19,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:19,180 INFO L459 AbstractCegarLoop]: Abstraction has 140 states and 158 transitions. [2018-04-10 16:38:19,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:38:19,180 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 158 transitions. [2018-04-10 16:38:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-10 16:38:19,180 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:19,180 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 16:38:19,181 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:19,181 INFO L82 PathProgramCache]: Analyzing trace with hash 899613848, now seen corresponding path program 1 times [2018-04-10 16:38:19,181 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:19,181 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:19,182 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:19,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:19,182 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:19,195 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:19,199 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:38:19,199 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:38:19,199 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:38:19,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:19,227 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:38:19,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:38:19,248 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,250 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,250 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:38:19,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:19,266 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,271 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 16:38:19,271 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2018-04-10 16:38:19,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:19,296 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,300 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 16:38:19,300 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:17 [2018-04-10 16:38:19,315 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 16:38:19,315 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:19,315 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:38:19,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 16:38:19,316 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 16:38:19,316 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-10 16:38:19,316 INFO L87 Difference]: Start difference. First operand 140 states and 158 transitions. Second operand 6 states. [2018-04-10 16:38:19,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:19,475 INFO L93 Difference]: Finished difference Result 259 states and 293 transitions. [2018-04-10 16:38:19,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 16:38:19,475 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-04-10 16:38:19,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:19,477 INFO L225 Difference]: With dead ends: 259 [2018-04-10 16:38:19,477 INFO L226 Difference]: Without dead ends: 259 [2018-04-10 16:38:19,477 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-04-10 16:38:19,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-04-10 16:38:19,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 182. [2018-04-10 16:38:19,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-10 16:38:19,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 216 transitions. [2018-04-10 16:38:19,482 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 216 transitions. Word has length 30 [2018-04-10 16:38:19,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:19,482 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 216 transitions. [2018-04-10 16:38:19,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 16:38:19,482 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 216 transitions. [2018-04-10 16:38:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-04-10 16:38:19,483 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:19,483 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:19,483 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:19,483 INFO L82 PathProgramCache]: Analyzing trace with hash 2118226425, now seen corresponding path program 1 times [2018-04-10 16:38:19,483 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:19,483 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:19,484 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:19,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:19,485 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:19,493 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:19,523 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 16:38:19,524 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:19,524 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 16:38:19,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-10 16:38:19,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-10 16:38:19,525 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-10 16:38:19,525 INFO L87 Difference]: Start difference. First operand 182 states and 216 transitions. Second operand 5 states. [2018-04-10 16:38:19,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:19,603 INFO L93 Difference]: Finished difference Result 277 states and 323 transitions. [2018-04-10 16:38:19,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-10 16:38:19,603 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-04-10 16:38:19,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:19,606 INFO L225 Difference]: With dead ends: 277 [2018-04-10 16:38:19,606 INFO L226 Difference]: Without dead ends: 277 [2018-04-10 16:38:19,606 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 16:38:19,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2018-04-10 16:38:19,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 182. [2018-04-10 16:38:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-04-10 16:38:19,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 214 transitions. [2018-04-10 16:38:19,611 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 214 transitions. Word has length 31 [2018-04-10 16:38:19,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:19,612 INFO L459 AbstractCegarLoop]: Abstraction has 182 states and 214 transitions. [2018-04-10 16:38:19,612 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-10 16:38:19,612 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 214 transitions. [2018-04-10 16:38:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-10 16:38:19,613 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:19,613 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] [2018-04-10 16:38:19,613 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:19,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1426908612, now seen corresponding path program 1 times [2018-04-10 16:38:19,613 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:19,613 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:19,614 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:19,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:19,615 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:19,627 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:19,630 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:38:19,630 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:38:19,630 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:38:19,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:19,687 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:38:19,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:19,704 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:19,709 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,712 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,713 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:38:19,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:38:19,724 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,727 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:9 [2018-04-10 16:38:19,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 16:38:19,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:38:19,754 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,757 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:19,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:19,770 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,772 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,779 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:35, output treesize:27 [2018-04-10 16:38:19,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:19,794 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,803 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:32 [2018-04-10 16:38:19,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-10 16:38:19,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:19,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:38:19,833 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,839 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-10 16:38:19,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:19,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:38:19,857 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,862 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,872 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 16:38:19,872 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:59, output treesize:41 [2018-04-10 16:38:19,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 42 [2018-04-10 16:38:19,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 32 [2018-04-10 16:38:19,945 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:19,975 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:19,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 49 [2018-04-10 16:38:19,987 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 16:38:20,021 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:38:20,056 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 23 treesize of output 35 [2018-04-10 16:38:20,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 21 treesize of output 22 [2018-04-10 16:38:20,066 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:20,084 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,091 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,121 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:38:20,121 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:74, output treesize:137 [2018-04-10 16:38:20,203 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,204 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 72 treesize of output 75 [2018-04-10 16:38:20,204 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 80 treesize of output 102 [2018-04-10 16:38:20,254 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-10 16:38:20,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-04-10 16:38:20,325 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 77 [2018-04-10 16:38:20,383 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,385 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 73 [2018-04-10 16:38:20,386 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,427 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:38:20,427 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:153, output treesize:216 [2018-04-10 16:38:20,500 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:38:20,500 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,606 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 3 case distinctions, treesize of input 95 treesize of output 103 [2018-04-10 16:38:20,616 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:20,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,618 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:20,622 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 89 treesize of output 109 [2018-04-10 16:38:20,623 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 16:38:20,686 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,687 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 90 treesize of output 97 [2018-04-10 16:38:20,688 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,737 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,812 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 96 treesize of output 91 [2018-04-10 16:38:20,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,819 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 16:38:20,819 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,845 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,917 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 3 case distinctions, treesize of input 91 treesize of output 101 [2018-04-10 16:38:20,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:20,925 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 90 treesize of output 97 [2018-04-10 16:38:20,926 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:20,969 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:21,004 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 92 treesize of output 87 [2018-04-10 16:38:21,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:21,007 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:38:21,007 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:21,021 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:21,053 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 6 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:21,053 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 8 variables, input treesize:279, output treesize:177 [2018-04-10 16:38:21,274 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 102 treesize of output 155 [2018-04-10 16:38:21,274 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-04-10 16:38:21,277 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 8 xjuncts. [2018-04-10 16:38:21,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 117 [2018-04-10 16:38:21,364 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:21,422 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 6 dim-0 vars, and 3 xjuncts. [2018-04-10 16:38:21,422 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:205, output treesize:230 [2018-04-10 16:38:21,831 WARN L148 SmtUtils]: Spent 382ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-10 16:38:21,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 94 treesize of output 119 [2018-04-10 16:38:21,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 96 treesize of output 97 [2018-04-10 16:38:21,898 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,020 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:22,029 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 112 [2018-04-10 16:38:22,029 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:22,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 90 [2018-04-10 16:38:22,137 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,195 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:22,202 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 93 [2018-04-10 16:38:22,203 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:22,246 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:22,430 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 7 case distinctions, treesize of input 90 treesize of output 113 [2018-04-10 16:38:22,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 94 [2018-04-10 16:38:22,436 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,542 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,548 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:22,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 83 treesize of output 86 [2018-04-10 16:38:22,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:22,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 30 treesize of output 32 [2018-04-10 16:38:22,562 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,574 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 111 treesize of output 134 [2018-04-10 16:38:22,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 115 [2018-04-10 16:38:22,728 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,873 INFO L267 ElimStorePlain]: Start of recursive call 11: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:22,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 102 treesize of output 125 [2018-04-10 16:38:22,994 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:38:22,994 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:23,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 98 [2018-04-10 16:38:23,074 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:23,143 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:23,245 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 98 treesize of output 121 [2018-04-10 16:38:23,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 102 [2018-04-10 16:38:23,251 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:23,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:23,550 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 109 [2018-04-10 16:38:23,551 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:23,648 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:23,654 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 94 treesize of output 112 [2018-04-10 16:38:23,655 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:23,713 INFO L267 ElimStorePlain]: Start of recursive call 16: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:38:23,864 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 6 case distinctions, treesize of input 107 treesize of output 128 [2018-04-10 16:38:23,881 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 111 [2018-04-10 16:38:23,881 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:24,056 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:24,064 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 101 treesize of output 117 [2018-04-10 16:38:24,065 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:24,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:24,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 103 treesize of output 121 [2018-04-10 16:38:24,182 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:24,316 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:38:24,457 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-2 vars, End of recursive call: 10 dim-0 vars, and 8 xjuncts. [2018-04-10 16:38:24,458 INFO L202 ElimStorePlain]: Needed 23 recursive calls to eliminate 12 variables, input treesize:308, output treesize:703 [2018-04-10 16:38:28,842 WARN L151 SmtUtils]: Spent 4334ms on a formula simplification. DAG size of input: 151 DAG size of output 107 [2018-04-10 16:38:28,874 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 7 case distinctions, treesize of input 111 treesize of output 134 [2018-04-10 16:38:28,882 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:28,883 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:28,883 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:28,884 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:28,884 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:28,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 126 [2018-04-10 16:38:28,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:29,060 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:29,061 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 106 treesize of output 113 [2018-04-10 16:38:29,061 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:29,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:29,227 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:29,229 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 103 [2018-04-10 16:38:29,230 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:29,280 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:29,993 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:30,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 81 treesize of output 88 [2018-04-10 16:38:30,003 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:30,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 81 treesize of output 76 [2018-04-10 16:38:30,003 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:30,035 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:30,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 107 treesize of output 124 [2018-04-10 16:38:30,068 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:30,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 117 [2018-04-10 16:38:30,069 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:30,183 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:30,518 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 6 case distinctions, treesize of input 128 treesize of output 147 [2018-04-10 16:38:30,531 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:38:30,531 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:30,763 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:30,764 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 123 treesize of output 130 [2018-04-10 16:38:30,764 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:30,919 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:30,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:30,920 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:30,922 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 120 [2018-04-10 16:38:30,922 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:31,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:31,044 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:31,045 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:31,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 120 treesize of output 148 [2018-04-10 16:38:31,054 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:31,142 INFO L267 ElimStorePlain]: Start of recursive call 10: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:38:31,478 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 6 case distinctions, treesize of input 124 treesize of output 145 [2018-04-10 16:38:31,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:31,487 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 127 treesize of output 134 [2018-04-10 16:38:31,487 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:31,670 INFO L267 ElimStorePlain]: Start of recursive call 15: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:31,673 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:31,674 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 93 treesize of output 93 [2018-04-10 16:38:31,676 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:31,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 31 treesize of output 29 [2018-04-10 16:38:31,677 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:31,690 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:31,695 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 94 treesize of output 89 [2018-04-10 16:38:31,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:31,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:38:31,698 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:31,711 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:32,240 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 104 treesize of output 95 [2018-04-10 16:38:32,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:32,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:32,244 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:32,244 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 30 treesize of output 55 [2018-04-10 16:38:32,244 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:32,262 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:32,480 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 100 treesize of output 93 [2018-04-10 16:38:32,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:32,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:32,483 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:32,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 46 [2018-04-10 16:38:32,484 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:32,500 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:32,713 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 119 treesize of output 140 [2018-04-10 16:38:32,744 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:32,745 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 122 treesize of output 129 [2018-04-10 16:38:32,745 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:32,936 INFO L267 ElimStorePlain]: Start of recursive call 25: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:33,126 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 115 treesize of output 136 [2018-04-10 16:38:33,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:33,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 125 [2018-04-10 16:38:33,132 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:33,296 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:33,298 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:33,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:33,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 136 [2018-04-10 16:38:33,307 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:33,409 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:33,410 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:33,410 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:38:33,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 107 [2018-04-10 16:38:33,412 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:33,527 INFO L267 ElimStorePlain]: Start of recursive call 27: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:38:33,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 10 dim-2 vars, End of recursive call: 24 dim-0 vars, and 9 xjuncts. [2018-04-10 16:38:33,910 INFO L202 ElimStorePlain]: Needed 30 recursive calls to eliminate 18 variables, input treesize:561, output treesize:798 [2018-04-10 16:38:34,279 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 259 DAG size of output 32 [2018-04-10 16:38:34,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-10 16:38:34,329 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:34,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-04-10 16:38:34,330 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,339 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-10 16:38:34,339 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:34,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2018-04-10 16:38:34,346 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,349 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-10 16:38:34,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:38:34,361 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,368 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:34,368 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 20 treesize of output 14 [2018-04-10 16:38:34,369 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,376 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:34,376 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2018-04-10 16:38:34,377 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,380 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:34,383 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 16:38:34,383 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:67, output treesize:7 [2018-04-10 16:38:34,431 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 16:38:34,431 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:34,431 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2018-04-10 16:38:34,431 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-10 16:38:34,431 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-10 16:38:34,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=316, Unknown=4, NotChecked=0, Total=380 [2018-04-10 16:38:34,432 INFO L87 Difference]: Start difference. First operand 182 states and 214 transitions. Second operand 20 states. [2018-04-10 16:38:35,195 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 80 DAG size of output 76 [2018-04-10 16:38:35,486 WARN L151 SmtUtils]: Spent 221ms on a formula simplification. DAG size of input: 110 DAG size of output 104 [2018-04-10 16:38:35,728 WARN L151 SmtUtils]: Spent 196ms on a formula simplification. DAG size of input: 86 DAG size of output 86 [2018-04-10 16:38:35,965 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 88 DAG size of output 88 [2018-04-10 16:38:40,151 WARN L151 SmtUtils]: Spent 3947ms on a formula simplification. DAG size of input: 137 DAG size of output 132 [2018-04-10 16:38:43,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:43,032 INFO L93 Difference]: Finished difference Result 298 states and 325 transitions. [2018-04-10 16:38:43,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-10 16:38:43,032 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 35 [2018-04-10 16:38:43,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:43,033 INFO L225 Difference]: With dead ends: 298 [2018-04-10 16:38:43,033 INFO L226 Difference]: Without dead ends: 298 [2018-04-10 16:38:43,033 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 388 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=341, Invalid=1542, Unknown=9, NotChecked=0, Total=1892 [2018-04-10 16:38:43,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2018-04-10 16:38:43,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 158. [2018-04-10 16:38:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-04-10 16:38:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 176 transitions. [2018-04-10 16:38:43,037 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 176 transitions. Word has length 35 [2018-04-10 16:38:43,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:43,037 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 176 transitions. [2018-04-10 16:38:43,037 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-10 16:38:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2018-04-10 16:38:43,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-04-10 16:38:43,038 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:43,038 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:43,038 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:43,038 INFO L82 PathProgramCache]: Analyzing trace with hash 642925516, now seen corresponding path program 1 times [2018-04-10 16:38:43,038 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:43,038 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:43,039 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:43,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:43,040 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:43,052 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:43,055 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:38:43,055 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:38:43,055 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:38:43,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:43,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:43,089 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:38:43,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:38:43,101 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:38:43,106 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,110 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,110 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:38:43,127 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 5 treesize of output 1 [2018-04-10 16:38:43,127 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,129 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:9 [2018-04-10 16:38:43,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-10 16:38:43,135 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,138 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 16:38:43,138 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2018-04-10 16:38:43,154 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,155 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,156 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2018-04-10 16:38:43,157 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 15 [2018-04-10 16:38:43,168 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,177 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 16:38:43,177 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:39, output treesize:40 [2018-04-10 16:38:43,227 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,229 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,230 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2018-04-10 16:38:43,230 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:43,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 34 [2018-04-10 16:38:43,240 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,248 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:38:43,249 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:51, output treesize:26 [2018-04-10 16:38:43,296 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 16:38:43,296 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:38:43,296 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-04-10 16:38:43,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-10 16:38:43,297 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-10 16:38:43,297 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-04-10 16:38:43,297 INFO L87 Difference]: Start difference. First operand 158 states and 176 transitions. Second operand 11 states. [2018-04-10 16:38:43,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:43,864 INFO L93 Difference]: Finished difference Result 259 states and 283 transitions. [2018-04-10 16:38:43,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-10 16:38:43,864 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 41 [2018-04-10 16:38:43,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:43,865 INFO L225 Difference]: With dead ends: 259 [2018-04-10 16:38:43,865 INFO L226 Difference]: Without dead ends: 259 [2018-04-10 16:38:43,865 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=279, Unknown=0, NotChecked=0, Total=420 [2018-04-10 16:38:43,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-04-10 16:38:43,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 196. [2018-04-10 16:38:43,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2018-04-10 16:38:43,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 228 transitions. [2018-04-10 16:38:43,868 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 228 transitions. Word has length 41 [2018-04-10 16:38:43,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:43,868 INFO L459 AbstractCegarLoop]: Abstraction has 196 states and 228 transitions. [2018-04-10 16:38:43,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-10 16:38:43,869 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 228 transitions. [2018-04-10 16:38:43,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-10 16:38:43,869 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:43,869 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] [2018-04-10 16:38:43,870 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:43,870 INFO L82 PathProgramCache]: Analyzing trace with hash 449974014, now seen corresponding path program 1 times [2018-04-10 16:38:43,870 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:43,870 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:43,871 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:43,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:43,871 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:43,879 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:43,881 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:38:43,881 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:38:43,881 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:38:43,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:43,913 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:38:43,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:38:43,916 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,916 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,917 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-10 16:38:43,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:43,922 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,925 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-10 16:38:43,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:43,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:38:43,935 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,936 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:43,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:43,945 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,947 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,952 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 16:38:43,953 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:25 [2018-04-10 16:38:43,961 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 16:38:43,963 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-10 16:38:43,963 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,966 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,971 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:43,971 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:28 [2018-04-10 16:38:44,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 40 [2018-04-10 16:38:44,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 30 [2018-04-10 16:38:44,004 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 19 treesize of output 26 [2018-04-10 16:38:44,024 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:44,049 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:44,065 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:44,065 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:41, output treesize:67 [2018-04-10 16:38:44,102 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,104 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 60 [2018-04-10 16:38:44,105 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,146 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,147 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 40 treesize of output 44 [2018-04-10 16:38:44,147 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,176 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:44,176 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:93 [2018-04-10 16:38:44,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:44,228 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,229 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 25 [2018-04-10 16:38:44,230 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,245 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,301 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 3 case distinctions, treesize of input 68 treesize of output 74 [2018-04-10 16:38:44,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,317 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 3 case distinctions, treesize of input 60 treesize of output 69 [2018-04-10 16:38:44,318 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:44,395 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,397 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 63 treesize of output 70 [2018-04-10 16:38:44,411 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,458 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:44,510 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:38:44,510 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:121, output treesize:164 [2018-04-10 16:38:44,705 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 59 [2018-04-10 16:38:44,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:38:44,711 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,723 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,781 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,784 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 62 treesize of output 63 [2018-04-10 16:38:44,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:44,787 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,799 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:44,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 98 [2018-04-10 16:38:44,867 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 10 treesize of output 9 [2018-04-10 16:38:44,867 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,885 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:44,928 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-10 16:38:44,928 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:223, output treesize:195 [2018-04-10 16:38:45,012 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 1 case distinctions, treesize of input 122 treesize of output 91 [2018-04-10 16:38:45,015 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 39 [2018-04-10 16:38:45,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,033 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,104 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 70 treesize of output 60 [2018-04-10 16:38:45,106 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 31 [2018-04-10 16:38:45,107 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,126 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,170 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 78 treesize of output 64 [2018-04-10 16:38:45,174 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,174 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 22 treesize of output 35 [2018-04-10 16:38:45,174 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,183 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,236 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-10 16:38:45,236 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:271, output treesize:241 [2018-04-10 16:38:45,592 WARN L151 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 86 DAG size of output 63 [2018-04-10 16:38:45,607 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 78 treesize of output 66 [2018-04-10 16:38:45,610 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,611 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,613 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 51 treesize of output 72 [2018-04-10 16:38:45,613 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,710 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 126 treesize of output 106 [2018-04-10 16:38:45,713 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 16:38:45,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,774 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 113 treesize of output 136 [2018-04-10 16:38:45,774 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,831 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,834 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:45,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 118 [2018-04-10 16:38:45,840 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:45,883 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:45,914 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:38:45,915 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 7 variables, input treesize:205, output treesize:197 [2018-04-10 16:38:46,224 WARN L148 SmtUtils]: Spent 124ms on a formula simplification that was a NOOP. DAG size: 70 [2018-04-10 16:38:46,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 132 treesize of output 98 [2018-04-10 16:38:46,236 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 79 [2018-04-10 16:38:46,238 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 16:38:46,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,320 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 72 [2018-04-10 16:38:46,328 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 16:38:46,412 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,416 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,418 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,419 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 116 [2018-04-10 16:38:46,442 INFO L267 ElimStorePlain]: Start of recursive call 5: 10 dim-0 vars, End of recursive call: 10 dim-0 vars, and 8 xjuncts. [2018-04-10 16:38:46,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,728 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 56 treesize of output 50 [2018-04-10 16:38:46,728 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-10 16:38:46,730 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,920 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-10 16:38:46,921 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,923 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 62 treesize of output 56 [2018-04-10 16:38:46,923 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,925 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 58 [2018-04-10 16:38:46,925 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 62 [2018-04-10 16:38:46,927 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,929 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 55 [2018-04-10 16:38:46,929 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,931 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,931 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 55 treesize of output 49 [2018-04-10 16:38:46,932 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,934 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 59 [2018-04-10 16:38:46,935 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:46,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:46,937 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 55 [2018-04-10 16:38:46,937 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:47,150 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: 13 dim-0 vars, and 10 xjuncts. [2018-04-10 16:38:47,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 64 [2018-04-10 16:38:47,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:47,309 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 13 treesize of output 6 [2018-04-10 16:38:47,309 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:47,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:47,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:47,325 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:47,338 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 2 case distinctions, treesize of input 33 treesize of output 46 [2018-04-10 16:38:47,340 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-10 16:38:47,376 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-10 16:38:47,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: 15 dim-0 vars, and 14 xjuncts. [2018-04-10 16:38:47,563 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 7 variables, input treesize:217, output treesize:581 [2018-04-10 16:38:48,125 WARN L151 SmtUtils]: Spent 465ms on a formula simplification. DAG size of input: 176 DAG size of output 55 [2018-04-10 16:38:51,180 WARN L148 SmtUtils]: Spent 2898ms on a formula simplification that was a NOOP. DAG size: 53 [2018-04-10 16:38:51,205 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:51,205 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 15 [2018-04-10 16:38:51,205 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:51,208 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 16:38:51,208 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:11 [2018-04-10 16:38:51,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:38:51,252 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:38:51,252 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 16:38:51,253 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 16:38:51,253 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 16:38:51,253 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=398, Unknown=1, NotChecked=0, Total=462 [2018-04-10 16:38:51,253 INFO L87 Difference]: Start difference. First operand 196 states and 228 transitions. Second operand 22 states. [2018-04-10 16:38:52,044 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 88 DAG size of output 86 [2018-04-10 16:38:52,918 WARN L151 SmtUtils]: Spent 241ms on a formula simplification. DAG size of input: 99 DAG size of output 99 [2018-04-10 16:38:53,353 WARN L151 SmtUtils]: Spent 383ms on a formula simplification. DAG size of input: 128 DAG size of output 128 [2018-04-10 16:38:53,840 WARN L151 SmtUtils]: Spent 413ms on a formula simplification. DAG size of input: 141 DAG size of output 119 [2018-04-10 16:38:54,289 WARN L151 SmtUtils]: Spent 221ms on a formula simplification. DAG size of input: 62 DAG size of output 47 [2018-04-10 16:38:54,812 WARN L151 SmtUtils]: Spent 190ms on a formula simplification. DAG size of input: 81 DAG size of output 79 [2018-04-10 16:38:55,392 WARN L151 SmtUtils]: Spent 539ms on a formula simplification. DAG size of input: 128 DAG size of output 110 [2018-04-10 16:38:55,837 WARN L151 SmtUtils]: Spent 410ms on a formula simplification. DAG size of input: 62 DAG size of output 62 [2018-04-10 16:38:56,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:56,394 INFO L93 Difference]: Finished difference Result 269 states and 300 transitions. [2018-04-10 16:38:56,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 16:38:56,395 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 47 [2018-04-10 16:38:56,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:56,395 INFO L225 Difference]: With dead ends: 269 [2018-04-10 16:38:56,395 INFO L226 Difference]: Without dead ends: 269 [2018-04-10 16:38:56,396 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=251, Invalid=1467, Unknown=4, NotChecked=0, Total=1722 [2018-04-10 16:38:56,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-04-10 16:38:56,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 209. [2018-04-10 16:38:56,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2018-04-10 16:38:56,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 243 transitions. [2018-04-10 16:38:56,399 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 243 transitions. Word has length 47 [2018-04-10 16:38:56,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:56,399 INFO L459 AbstractCegarLoop]: Abstraction has 209 states and 243 transitions. [2018-04-10 16:38:56,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 16:38:56,399 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 243 transitions. [2018-04-10 16:38:56,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-10 16:38:56,400 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:56,400 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] [2018-04-10 16:38:56,400 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:56,400 INFO L82 PathProgramCache]: Analyzing trace with hash 449974015, now seen corresponding path program 1 times [2018-04-10 16:38:56,400 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:56,401 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:56,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:56,401 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:56,401 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:56,410 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:56,413 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:38:56,414 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:38:56,414 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:38:56,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:56,459 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:38:56,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:38:56,464 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:38:56,468 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,471 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:13, output treesize:11 [2018-04-10 16:38:56,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 16:38:56,485 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,496 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,497 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,497 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-10 16:38:56,497 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,502 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,502 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:28 [2018-04-10 16:38:56,514 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 16:38:56,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:38:56,515 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,517 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:38:56,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:38:56,527 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,528 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,536 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 16:38:56,536 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:50, output treesize:47 [2018-04-10 16:38:56,596 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2018-04-10 16:38:56,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:56,601 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,604 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,618 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 61 [2018-04-10 16:38:56,622 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 10 treesize of output 9 [2018-04-10 16:38:56,623 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,630 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,641 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:80, output treesize:76 [2018-04-10 16:38:56,661 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 40 [2018-04-10 16:38:56,663 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,680 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,681 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,682 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 16:38:56,682 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,694 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,694 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:87, output treesize:79 [2018-04-10 16:38:56,744 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 32 treesize of output 38 [2018-04-10 16:38:56,746 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 31 [2018-04-10 16:38:56,747 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,754 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,775 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 77 treesize of output 76 [2018-04-10 16:38:56,777 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 16:38:56,778 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,789 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,804 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 16:38:56,804 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:101, output treesize:91 [2018-04-10 16:38:56,866 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,867 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,872 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 34 treesize of output 59 [2018-04-10 16:38:56,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-10 16:38:56,888 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,914 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,915 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:56,920 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 126 treesize of output 118 [2018-04-10 16:38:56,922 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 10 treesize of output 9 [2018-04-10 16:38:56,922 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,936 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:56,952 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 16:38:56,952 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:137, output treesize:137 [2018-04-10 16:38:56,983 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 65 treesize of output 80 [2018-04-10 16:38:57,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 39 [2018-04-10 16:38:57,001 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,015 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 122 [2018-04-10 16:38:57,040 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,040 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 24 treesize of output 39 [2018-04-10 16:38:57,040 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,053 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,067 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:38:57,067 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:188, output treesize:164 [2018-04-10 16:38:57,167 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 162 treesize of output 123 [2018-04-10 16:38:57,170 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,171 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 135 treesize of output 164 [2018-04-10 16:38:57,172 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,198 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 97 [2018-04-10 16:38:57,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:38:57,257 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,266 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,287 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:38:57,287 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:193, output treesize:185 [2018-04-10 16:38:57,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 165 treesize of output 107 [2018-04-10 16:38:57,400 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-10 16:38:57,403 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 16:38:57,426 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:38:57,426 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,446 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 43 [2018-04-10 16:38:57,455 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:38:57,486 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-10 16:38:57,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 59 [2018-04-10 16:38:57,534 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 7 treesize of output 1 [2018-04-10 16:38:57,534 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:38:57,551 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,565 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,566 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 21 [2018-04-10 16:38:57,570 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:57,591 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:57,595 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 0 case distinctions, treesize of input 75 treesize of output 63 [2018-04-10 16:38:57,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,598 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 13 treesize of output 6 [2018-04-10 16:38:57,598 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16:38:57,611 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:57,624 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 18 treesize of output 17 [2018-04-10 16:38:57,624 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,631 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:57,663 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 7 dim-0 vars, and 3 xjuncts. [2018-04-10 16:38:57,663 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:202, output treesize:103 [2018-04-10 16:38:57,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:38:57,792 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:38:57,792 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-10 16:38:57,792 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 16:38:57,792 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 16:38:57,792 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2018-04-10 16:38:57,792 INFO L87 Difference]: Start difference. First operand 209 states and 243 transitions. Second operand 21 states. [2018-04-10 16:38:59,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:38:59,429 INFO L93 Difference]: Finished difference Result 269 states and 303 transitions. [2018-04-10 16:38:59,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-10 16:38:59,429 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 47 [2018-04-10 16:38:59,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:38:59,430 INFO L225 Difference]: With dead ends: 269 [2018-04-10 16:38:59,430 INFO L226 Difference]: Without dead ends: 269 [2018-04-10 16:38:59,431 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=244, Invalid=1316, Unknown=0, NotChecked=0, Total=1560 [2018-04-10 16:38:59,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2018-04-10 16:38:59,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 240. [2018-04-10 16:38:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-04-10 16:38:59,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 287 transitions. [2018-04-10 16:38:59,434 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 287 transitions. Word has length 47 [2018-04-10 16:38:59,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:38:59,434 INFO L459 AbstractCegarLoop]: Abstraction has 240 states and 287 transitions. [2018-04-10 16:38:59,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 16:38:59,434 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 287 transitions. [2018-04-10 16:38:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-10 16:38:59,434 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:38:59,435 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:38:59,435 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:38:59,435 INFO L82 PathProgramCache]: Analyzing trace with hash 2005201463, now seen corresponding path program 1 times [2018-04-10 16:38:59,435 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:38:59,435 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:38:59,436 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:59,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:59,436 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:38:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:59,443 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:38:59,446 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:38:59,446 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:38:59,446 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:38:59,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:38:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:38:59,475 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:38:59,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:38:59,480 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,482 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,483 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:38:59,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:59,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:38:59,492 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,493 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,497 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,497 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-04-10 16:38:59,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 16:38:59,509 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,517 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,517 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-10 16:38:59,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:38:59,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:38:59,528 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,529 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,534 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 16:38:59,534 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:26 [2018-04-10 16:38:59,558 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 16:38:59,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:38:59,560 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,561 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,566 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,567 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:33, output treesize:22 [2018-04-10 16:38:59,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2018-04-10 16:38:59,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:38:59,598 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,603 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,610 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,610 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:35, output treesize:31 [2018-04-10 16:38:59,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,625 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-10 16:38:59,625 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,632 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,632 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:42, output treesize:40 [2018-04-10 16:38:59,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:38:59,651 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 16:38:59,651 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,670 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 16:38:59,670 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:51, output treesize:48 [2018-04-10 16:38:59,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-10 16:38:59,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:38:59,700 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,703 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,713 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 16:38:59,713 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:55, output treesize:40 [2018-04-10 16:38:59,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 52 [2018-04-10 16:38:59,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 40 [2018-04-10 16:38:59,779 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 39 [2018-04-10 16:38:59,810 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:38:59,825 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:38:59,846 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2018-04-10 16:38:59,846 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:53, output treesize:86 [2018-04-10 16:38:59,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,902 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,903 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:38:59,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 16:38:59,904 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,912 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 16:38:59,912 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:41, output treesize:34 [2018-04-10 16:38:59,983 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 32 treesize of output 41 [2018-04-10 16:38:59,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:38:59,985 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:38:59,991 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:00,000 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 16:39:00,000 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:47, output treesize:43 [2018-04-10 16:39:00,109 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 42 treesize of output 44 [2018-04-10 16:39:00,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-10 16:39:00,111 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:00,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:00,119 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:00,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:00,123 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:00,125 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:00,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:00,129 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:54, output treesize:7 [2018-04-10 16:39:00,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:39:00,149 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:39:00,149 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2018-04-10 16:39:00,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-10 16:39:00,149 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-10 16:39:00,150 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2018-04-10 16:39:00,150 INFO L87 Difference]: Start difference. First operand 240 states and 287 transitions. Second operand 21 states. [2018-04-10 16:39:02,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:39:02,480 INFO L93 Difference]: Finished difference Result 597 states and 671 transitions. [2018-04-10 16:39:02,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-10 16:39:02,480 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 47 [2018-04-10 16:39:02,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:39:02,482 INFO L225 Difference]: With dead ends: 597 [2018-04-10 16:39:02,482 INFO L226 Difference]: Without dead ends: 597 [2018-04-10 16:39:02,482 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=498, Invalid=1952, Unknown=0, NotChecked=0, Total=2450 [2018-04-10 16:39:02,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 597 states. [2018-04-10 16:39:02,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 597 to 301. [2018-04-10 16:39:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2018-04-10 16:39:02,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 368 transitions. [2018-04-10 16:39:02,488 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 368 transitions. Word has length 47 [2018-04-10 16:39:02,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:39:02,488 INFO L459 AbstractCegarLoop]: Abstraction has 301 states and 368 transitions. [2018-04-10 16:39:02,488 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-10 16:39:02,488 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 368 transitions. [2018-04-10 16:39:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-10 16:39:02,489 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:39:02,489 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:39:02,489 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:39:02,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1064293490, now seen corresponding path program 1 times [2018-04-10 16:39:02,489 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:39:02,489 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:39:02,490 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:02,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:02,490 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:02,499 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:39:02,501 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:39:02,501 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:39:02,502 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:39:02,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:02,531 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:39:02,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:39:02,540 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,547 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,547 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:39:02,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:39:02,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:39:02,559 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,560 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,564 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,565 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:22, output treesize:18 [2018-04-10 16:39:02,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,577 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,578 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 16:39:02,578 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,583 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,583 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:21 [2018-04-10 16:39:02,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-10 16:39:02,598 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:02,598 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,602 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,608 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 16:39:02,608 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:34 [2018-04-10 16:39:02,657 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2018-04-10 16:39:02,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:02,661 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,666 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,674 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:59, output treesize:55 [2018-04-10 16:39:02,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,692 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,693 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 16:39:02,693 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,700 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,700 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:60, output treesize:53 [2018-04-10 16:39:02,715 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 16:39:02,715 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,725 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 52 [2018-04-10 16:39:02,729 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,729 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 16:39:02,730 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,736 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,743 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,744 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:69, output treesize:61 [2018-04-10 16:39:02,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,799 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 91 treesize of output 91 [2018-04-10 16:39:02,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:02,800 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,808 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,819 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 16:39:02,819 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:82 [2018-04-10 16:39:02,849 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 111 treesize of output 84 [2018-04-10 16:39:02,851 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:02,851 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 24 treesize of output 39 [2018-04-10 16:39:02,852 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,860 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:02,869 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 16:39:02,869 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:114, output treesize:102 [2018-04-10 16:39:03,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 85 [2018-04-10 16:39:03,103 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:03,104 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 91 treesize of output 120 [2018-04-10 16:39:03,104 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:03,115 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:03,128 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:03,128 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:118, output treesize:114 [2018-04-10 16:39:03,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 75 [2018-04-10 16:39:03,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:03,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 51 [2018-04-10 16:39:03,207 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 3 xjuncts. [2018-04-10 16:39:03,248 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:03,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:03,248 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:03,265 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:03,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 29 [2018-04-10 16:39:03,266 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:03,268 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:03,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 21 [2018-04-10 16:39:03,269 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:03,270 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:03,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 18 [2018-04-10 16:39:03,272 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:03,284 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:39:03,298 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-10 16:39:03,298 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:127, output treesize:36 [2018-04-10 16:39:03,358 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 16:39:03,359 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:39:03,359 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-10 16:39:03,359 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-10 16:39:03,359 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-10 16:39:03,359 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=431, Unknown=0, NotChecked=0, Total=506 [2018-04-10 16:39:03,359 INFO L87 Difference]: Start difference. First operand 301 states and 368 transitions. Second operand 23 states. [2018-04-10 16:39:04,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:39:04,683 INFO L93 Difference]: Finished difference Result 434 states and 512 transitions. [2018-04-10 16:39:04,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-10 16:39:04,683 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 48 [2018-04-10 16:39:04,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:39:04,684 INFO L225 Difference]: With dead ends: 434 [2018-04-10 16:39:04,684 INFO L226 Difference]: Without dead ends: 434 [2018-04-10 16:39:04,685 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=358, Invalid=1534, Unknown=0, NotChecked=0, Total=1892 [2018-04-10 16:39:04,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2018-04-10 16:39:04,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 301. [2018-04-10 16:39:04,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2018-04-10 16:39:04,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 367 transitions. [2018-04-10 16:39:04,689 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 367 transitions. Word has length 48 [2018-04-10 16:39:04,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:39:04,689 INFO L459 AbstractCegarLoop]: Abstraction has 301 states and 367 transitions. [2018-04-10 16:39:04,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-10 16:39:04,689 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 367 transitions. [2018-04-10 16:39:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-10 16:39:04,690 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:39:04,690 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:39:04,690 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:39:04,690 INFO L82 PathProgramCache]: Analyzing trace with hash -136037437, now seen corresponding path program 1 times [2018-04-10 16:39:04,690 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:39:04,690 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:39:04,691 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:04,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:04,691 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:04,697 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:39:04,700 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:39:04,700 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:39:04,700 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:39:04,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:04,756 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:39:04,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:39:04,765 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,770 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,771 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:39:04,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,791 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,792 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 16:39:04,792 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,799 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,799 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:18 [2018-04-10 16:39:04,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:04,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:04,809 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,811 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,816 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 16:39:04,816 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-10 16:39:04,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2018-04-10 16:39:04,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:04,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,875 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,885 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,885 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:49, output treesize:45 [2018-04-10 16:39:04,908 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,909 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,910 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,910 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 16:39:04,911 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,921 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,922 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:50, output treesize:43 [2018-04-10 16:39:04,942 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,946 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 44 treesize of output 43 [2018-04-10 16:39:04,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:04,950 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 16:39:04,951 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,961 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:04,973 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 16:39:04,973 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:59, output treesize:56 [2018-04-10 16:39:05,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:05,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:05,077 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 16:39:05,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:39:05,080 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:05,095 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:05,145 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 16:39:05,145 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:89, output treesize:77 [2018-04-10 16:39:05,191 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 76 [2018-04-10 16:39:05,193 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:05,193 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 24 treesize of output 39 [2018-04-10 16:39:05,193 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:05,209 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:05,219 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 16:39:05,219 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:109, output treesize:97 [2018-04-10 16:39:05,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:39:05,293 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:05,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-10 16:39:05,307 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:05,319 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:05,319 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:109, output treesize:107 [2018-04-10 16:39:05,400 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 102 treesize of output 116 [2018-04-10 16:39:05,400 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-10 16:39:05,410 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 123 treesize of output 122 [2018-04-10 16:39:05,410 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:05,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:05,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 73 [2018-04-10 16:39:05,782 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 16:39:06,821 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 86 treesize of output 80 [2018-04-10 16:39:06,822 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:06,958 INFO L267 ElimStorePlain]: Start of recursive call 2: 6 dim-0 vars, 9 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-10 16:39:07,105 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 29 dim-0 vars, and 8 xjuncts. [2018-04-10 16:39:07,106 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:118, output treesize:804 [2018-04-10 16:39:07,580 WARN L151 SmtUtils]: Spent 379ms on a formula simplification. DAG size of input: 242 DAG size of output 104 [2018-04-10 16:39:07,727 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 92 treesize of output 85 [2018-04-10 16:39:07,727 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:07,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 84 [2018-04-10 16:39:07,780 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:07,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 124 treesize of output 125 [2018-04-10 16:39:07,828 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:07,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 13 dim-0 vars, 3 dim-1 vars, End of recursive call: 18 dim-0 vars, and 4 xjuncts. [2018-04-10 16:39:07,903 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 16 variables, input treesize:312, output treesize:392 [2018-04-10 16:39:08,319 WARN L151 SmtUtils]: Spent 294ms on a formula simplification. DAG size of input: 152 DAG size of output 103 [2018-04-10 16:39:08,333 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 89 treesize of output 70 [2018-04-10 16:39:08,336 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:08,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:08,336 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,364 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:08,364 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 13 treesize of output 6 [2018-04-10 16:39:08,364 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,372 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:08,373 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-10 16:39:08,373 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,380 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,425 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 107 treesize of output 71 [2018-04-10 16:39:08,427 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:08,427 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 13 treesize of output 6 [2018-04-10 16:39:08,428 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,438 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:08,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-10 16:39:08,439 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,447 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:08,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2018-04-10 16:39:08,448 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,453 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,463 INFO L267 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:08,463 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 20 variables, input treesize:292, output treesize:5 [2018-04-10 16:39:08,529 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 16:39:08,529 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:39:08,529 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 16:39:08,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 16:39:08,530 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 16:39:08,530 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2018-04-10 16:39:08,530 INFO L87 Difference]: Start difference. First operand 301 states and 367 transitions. Second operand 22 states. [2018-04-10 16:39:09,846 WARN L151 SmtUtils]: Spent 360ms on a formula simplification. DAG size of input: 143 DAG size of output 143 [2018-04-10 16:39:10,463 WARN L151 SmtUtils]: Spent 350ms on a formula simplification. DAG size of input: 118 DAG size of output 118 [2018-04-10 16:39:11,446 WARN L151 SmtUtils]: Spent 621ms on a formula simplification. DAG size of input: 182 DAG size of output 182 [2018-04-10 16:39:14,477 WARN L151 SmtUtils]: Spent 2909ms on a formula simplification. DAG size of input: 218 DAG size of output 215 [2018-04-10 16:39:17,535 WARN L151 SmtUtils]: Spent 2944ms on a formula simplification. DAG size of input: 221 DAG size of output 218 [2018-04-10 16:39:18,209 WARN L151 SmtUtils]: Spent 200ms on a formula simplification. DAG size of input: 115 DAG size of output 115 [2018-04-10 16:39:19,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:39:19,251 INFO L93 Difference]: Finished difference Result 457 states and 546 transitions. [2018-04-10 16:39:19,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-10 16:39:19,251 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 48 [2018-04-10 16:39:19,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:39:19,253 INFO L225 Difference]: With dead ends: 457 [2018-04-10 16:39:19,253 INFO L226 Difference]: Without dead ends: 457 [2018-04-10 16:39:19,253 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 361 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=364, Invalid=1614, Unknown=2, NotChecked=0, Total=1980 [2018-04-10 16:39:19,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2018-04-10 16:39:19,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 339. [2018-04-10 16:39:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2018-04-10 16:39:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 411 transitions. [2018-04-10 16:39:19,257 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 411 transitions. Word has length 48 [2018-04-10 16:39:19,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:39:19,257 INFO L459 AbstractCegarLoop]: Abstraction has 339 states and 411 transitions. [2018-04-10 16:39:19,257 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 16:39:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 411 transitions. [2018-04-10 16:39:19,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-10 16:39:19,257 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:39:19,257 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:39:19,257 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:39:19,257 INFO L82 PathProgramCache]: Analyzing trace with hash -136037436, now seen corresponding path program 1 times [2018-04-10 16:39:19,258 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:39:19,258 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:39:19,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:19,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:19,258 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:19,266 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:39:19,269 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:39:19,270 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:39:19,270 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:39:19,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:19,296 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:39:19,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:19,331 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,333 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,334 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:39:19,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:19,342 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,351 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 16:39:19,351 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,358 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,358 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:26 [2018-04-10 16:39:19,402 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 16:39:19,405 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 16:39:19,405 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,407 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,424 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 16:39:19,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:19,426 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,428 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,439 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 16:39:19,439 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:51, output treesize:45 [2018-04-10 16:39:19,517 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,524 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 16:39:19,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:19,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,535 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,563 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-10 16:39:19,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:19,570 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,576 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,594 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:85, output treesize:81 [2018-04-10 16:39:19,627 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:19,628 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,662 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,663 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,664 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 16:39:19,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,682 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,682 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:92, output treesize:84 [2018-04-10 16:39:19,728 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 39 treesize of output 45 [2018-04-10 16:39:19,731 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 31 [2018-04-10 16:39:19,733 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,743 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,771 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 85 [2018-04-10 16:39:19,776 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,777 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 25 treesize of output 31 [2018-04-10 16:39:19,778 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,791 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,811 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 16:39:19,811 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:114, output treesize:96 [2018-04-10 16:39:19,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,906 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,913 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 41 treesize of output 66 [2018-04-10 16:39:19,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-10 16:39:19,916 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,932 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,955 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,956 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:19,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 135 [2018-04-10 16:39:19,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:19,962 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,977 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:19,996 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 16:39:19,996 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:146, output treesize:130 [2018-04-10 16:39:20,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,034 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 72 treesize of output 87 [2018-04-10 16:39:20,036 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 39 [2018-04-10 16:39:20,037 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,047 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,071 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,076 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 162 treesize of output 139 [2018-04-10 16:39:20,078 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,079 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 24 treesize of output 39 [2018-04-10 16:39:20,079 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,095 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,114 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:20,114 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:197, output treesize:173 [2018-04-10 16:39:20,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,175 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 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 16:39:20,176 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,200 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,204 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 2 case distinctions, treesize of input 29 treesize of output 74 [2018-04-10 16:39:20,205 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:20,239 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:20,239 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:184, output treesize:321 [2018-04-10 16:39:20,357 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,358 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 207 [2018-04-10 16:39:20,369 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 54 [2018-04-10 16:39:20,371 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,403 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,484 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,487 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 191 treesize of output 229 [2018-04-10 16:39:20,515 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 220 treesize of output 219 [2018-04-10 16:39:20,515 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,663 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,739 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,741 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,746 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 190 treesize of output 169 [2018-04-10 16:39:20,749 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 54 [2018-04-10 16:39:20,751 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,776 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:20,841 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,843 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,846 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:20,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 187 treesize of output 193 [2018-04-10 16:39:20,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 227 [2018-04-10 16:39:20,865 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 145 [2018-04-10 16:39:21,003 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 16:39:21,081 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:21,173 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 4 dim-2 vars, End of recursive call: 10 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:21,173 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 11 variables, input treesize:394, output treesize:486 [2018-04-10 16:39:21,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,535 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 180 [2018-04-10 16:39:21,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:21,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,578 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2018-04-10 16:39:21,579 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 16:39:21,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-04-10 16:39:21,606 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,631 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:21,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-10 16:39:21,631 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,653 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:21,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,719 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 98 [2018-04-10 16:39:21,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 16:39:21,725 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16:39:21,748 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,767 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:21,768 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 16 treesize of output 10 [2018-04-10 16:39:21,768 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,786 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,786 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 13 treesize of output 6 [2018-04-10 16:39:21,787 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,800 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,949 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,951 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,952 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 190 treesize of output 158 [2018-04-10 16:39:21,958 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:21,958 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 18 treesize of output 6 [2018-04-10 16:39:21,958 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:21,985 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:21,985 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 30 treesize of output 22 [2018-04-10 16:39:21,986 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:22,012 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:22,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 35 [2018-04-10 16:39:22,013 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 16:39:22,029 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:22,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:22,066 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:22,068 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 87 treesize of output 81 [2018-04-10 16:39:22,072 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:22,072 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 18 treesize of output 6 [2018-04-10 16:39:22,072 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:22,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-10 16:39:22,088 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:22,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:22,099 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:22,109 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:22,137 INFO L267 ElimStorePlain]: Start of recursive call 1: 19 dim-0 vars, 6 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:22,138 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 25 variables, input treesize:567, output treesize:66 [2018-04-10 16:39:22,266 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 16:39:22,266 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:39:22,266 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-10 16:39:22,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-10 16:39:22,266 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-10 16:39:22,267 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=409, Unknown=1, NotChecked=0, Total=462 [2018-04-10 16:39:22,267 INFO L87 Difference]: Start difference. First operand 339 states and 411 transitions. Second operand 22 states. [2018-04-10 16:39:23,613 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 113 DAG size of output 111 [2018-04-10 16:39:24,221 WARN L151 SmtUtils]: Spent 249ms on a formula simplification. DAG size of input: 241 DAG size of output 241 [2018-04-10 16:39:24,603 WARN L151 SmtUtils]: Spent 247ms on a formula simplification. DAG size of input: 244 DAG size of output 244 [2018-04-10 16:39:25,051 WARN L151 SmtUtils]: Spent 331ms on a formula simplification. DAG size of input: 261 DAG size of output 257 [2018-04-10 16:39:25,250 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 167 DAG size of output 163 [2018-04-10 16:39:26,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:39:26,685 INFO L93 Difference]: Finished difference Result 501 states and 609 transitions. [2018-04-10 16:39:26,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-10 16:39:26,685 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 48 [2018-04-10 16:39:26,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:39:26,686 INFO L225 Difference]: With dead ends: 501 [2018-04-10 16:39:26,687 INFO L226 Difference]: Without dead ends: 501 [2018-04-10 16:39:26,687 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=282, Invalid=1523, Unknown=1, NotChecked=0, Total=1806 [2018-04-10 16:39:26,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2018-04-10 16:39:26,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 335. [2018-04-10 16:39:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2018-04-10 16:39:26,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 405 transitions. [2018-04-10 16:39:26,693 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 405 transitions. Word has length 48 [2018-04-10 16:39:26,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:39:26,693 INFO L459 AbstractCegarLoop]: Abstraction has 335 states and 405 transitions. [2018-04-10 16:39:26,693 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-10 16:39:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 405 transitions. [2018-04-10 16:39:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-10 16:39:26,694 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:39:26,694 INFO L355 BasicCegarLoop]: trace histogram [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] [2018-04-10 16:39:26,694 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:39:26,694 INFO L82 PathProgramCache]: Analyzing trace with hash 2012431293, now seen corresponding path program 1 times [2018-04-10 16:39:26,694 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:39:26,695 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:39:26,695 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:26,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:26,696 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:26,709 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:39:26,715 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:39:26,715 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:39:26,715 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:39:26,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:26,760 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:39:26,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:39:26,764 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-10 16:39:26,782 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,785 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:13, output treesize:11 [2018-04-10 16:39:26,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,810 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 16:39:26,810 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 3 [2018-04-10 16:39:26,816 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,820 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,820 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:11 [2018-04-10 16:39:26,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:26,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:26,830 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,832 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-10 16:39:26,843 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 8 treesize of output 7 [2018-04-10 16:39:26,843 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,844 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,850 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,850 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:27 [2018-04-10 16:39:26,904 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-10 16:39:26,908 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 10 treesize of output 9 [2018-04-10 16:39:26,908 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,912 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 33 [2018-04-10 16:39:26,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-10 16:39:26,927 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,931 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,940 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,940 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:72, output treesize:68 [2018-04-10 16:39:26,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,961 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:26,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 38 [2018-04-10 16:39:26,962 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,976 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:26,977 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:79, output treesize:81 [2018-04-10 16:39:27,007 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 39 treesize of output 45 [2018-04-10 16:39:27,009 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 31 [2018-04-10 16:39:27,010 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,017 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 60 [2018-04-10 16:39:27,041 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,042 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 25 treesize of output 31 [2018-04-10 16:39:27,042 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,049 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,065 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 16:39:27,065 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:111, output treesize:88 [2018-04-10 16:39:27,147 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,148 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,153 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 101 treesize of output 113 [2018-04-10 16:39:27,155 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:27,155 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,188 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,193 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 41 treesize of output 66 [2018-04-10 16:39:27,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-10 16:39:27,194 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,202 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,227 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 16:39:27,227 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:142, output treesize:126 [2018-04-10 16:39:27,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,262 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,267 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 165 treesize of output 138 [2018-04-10 16:39:27,269 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,270 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 24 treesize of output 39 [2018-04-10 16:39:27,270 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,286 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,313 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 72 treesize of output 87 [2018-04-10 16:39:27,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,315 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 24 treesize of output 39 [2018-04-10 16:39:27,315 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,323 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,349 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:27,349 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:193, output treesize:169 [2018-04-10 16:39:27,440 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,440 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 37 [2018-04-10 16:39:27,440 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,456 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 16:39:27,456 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:169, output treesize:142 [2018-04-10 16:39:27,485 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,486 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,490 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 124 [2018-04-10 16:39:27,495 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,503 INFO L477 Elim1Store]: Elim1 applied some 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 138 treesize of output 179 [2018-04-10 16:39:27,504 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 16:39:27,533 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,555 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 102 [2018-04-10 16:39:27,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,563 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:27,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 37 [2018-04-10 16:39:27,563 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,573 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,591 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:27,591 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:168, output treesize:160 [2018-04-10 16:39:27,768 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,770 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,770 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 5 new quantified variables, introduced 0 case distinctions, treesize of input 160 treesize of output 116 [2018-04-10 16:39:27,772 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,776 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 51 [2018-04-10 16:39:27,777 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 16:39:27,803 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,803 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 13 treesize of output 6 [2018-04-10 16:39:27,803 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,820 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:27,821 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,822 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 77 treesize of output 71 [2018-04-10 16:39:27,823 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 16:39:27,824 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:27,824 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,825 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,830 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 87 treesize of output 93 [2018-04-10 16:39:27,831 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:27,870 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 16:39:27,904 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 75 treesize of output 59 [2018-04-10 16:39:27,905 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:27,906 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2018-04-10 16:39:27,915 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,922 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:27,922 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 16:39:27,922 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,927 INFO L267 ElimStorePlain]: Start of recursive call 7: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 59 [2018-04-10 16:39:27,931 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 9 [2018-04-10 16:39:27,931 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,940 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 13 treesize of output 6 [2018-04-10 16:39:27,941 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,947 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:27,948 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 16:39:27,948 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,952 INFO L267 ElimStorePlain]: Start of recursive call 11: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,955 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 75 treesize of output 59 [2018-04-10 16:39:27,957 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:27,957 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 13 treesize of output 6 [2018-04-10 16:39:27,957 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,967 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:27,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-10 16:39:27,968 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,978 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 20 treesize of output 3 [2018-04-10 16:39:27,979 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:27,984 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:28,001 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 16:39:28,001 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 5 variables, input treesize:184, output treesize:7 [2018-04-10 16:39:28,064 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 16:39:28,064 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-10 16:39:28,065 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-10 16:39:28,065 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-10 16:39:28,065 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-10 16:39:28,065 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=575, Unknown=0, NotChecked=0, Total=650 [2018-04-10 16:39:28,065 INFO L87 Difference]: Start difference. First operand 335 states and 405 transitions. Second operand 26 states. [2018-04-10 16:39:30,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:39:30,772 INFO L93 Difference]: Finished difference Result 334 states and 379 transitions. [2018-04-10 16:39:30,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-10 16:39:30,772 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 52 [2018-04-10 16:39:30,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:39:30,773 INFO L225 Difference]: With dead ends: 334 [2018-04-10 16:39:30,773 INFO L226 Difference]: Without dead ends: 334 [2018-04-10 16:39:30,774 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 610 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=420, Invalid=2336, Unknown=0, NotChecked=0, Total=2756 [2018-04-10 16:39:30,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2018-04-10 16:39:30,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 313. [2018-04-10 16:39:30,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2018-04-10 16:39:30,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 369 transitions. [2018-04-10 16:39:30,776 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 369 transitions. Word has length 52 [2018-04-10 16:39:30,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:39:30,776 INFO L459 AbstractCegarLoop]: Abstraction has 313 states and 369 transitions. [2018-04-10 16:39:30,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-10 16:39:30,777 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 369 transitions. [2018-04-10 16:39:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-04-10 16:39:30,777 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:39:30,777 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:39:30,777 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:39:30,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1566136465, now seen corresponding path program 1 times [2018-04-10 16:39:30,777 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:39:30,777 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:39:30,778 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:30,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:30,778 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:30,785 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:39:30,787 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:39:30,787 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:39:30,787 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:39:30,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:30,807 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:39:30,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:30,810 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,824 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,824 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-10 16:39:30,831 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 5 treesize of output 1 [2018-04-10 16:39:30,832 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,832 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,833 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:9, output treesize:3 [2018-04-10 16:39:30,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:39:30,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:30,839 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,841 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 16:39:30,847 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 10 treesize of output 9 [2018-04-10 16:39:30,847 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,848 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,852 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:30, output treesize:22 [2018-04-10 16:39:30,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-10 16:39:30,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:30,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:30,871 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,875 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-10 16:39:30,891 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:30,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:30,892 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,895 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,911 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 16:39:30,911 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:52, output treesize:34 [2018-04-10 16:39:30,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-10 16:39:30,971 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:39:30,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:39:30,986 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,987 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,997 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:30,997 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:59, output treesize:45 [2018-04-10 16:39:31,034 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 16:39:31,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 50 [2018-04-10 16:39:31,049 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:31,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 33 [2018-04-10 16:39:31,083 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,098 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,128 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 23 treesize of output 35 [2018-04-10 16:39:31,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-10 16:39:31,131 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,146 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,157 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,157 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:71, output treesize:63 [2018-04-10 16:39:31,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 16:39:31,197 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,230 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 44 treesize of output 50 [2018-04-10 16:39:31,233 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 50 [2018-04-10 16:39:31,234 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,261 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,261 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:31,261 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:31,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 47 [2018-04-10 16:39:31,263 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,280 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:31,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 40 [2018-04-10 16:39:31,322 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:31,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 39 [2018-04-10 16:39:31,325 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,340 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 32 [2018-04-10 16:39:31,341 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,349 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,372 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:31,373 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:96, output treesize:130 [2018-04-10 16:39:31,566 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 70 [2018-04-10 16:39:31,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:31,568 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,600 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,612 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 56 treesize of output 65 [2018-04-10 16:39:31,612 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:31,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:31,690 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 93 treesize of output 105 [2018-04-10 16:39:31,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 93 [2018-04-10 16:39:31,693 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:31,754 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:31,760 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 91 treesize of output 100 [2018-04-10 16:39:31,761 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:31,807 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:31,864 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 4 xjuncts. [2018-04-10 16:39:31,864 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:152, output treesize:279 [2018-04-10 16:39:31,994 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:32,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 104 [2018-04-10 16:39:32,008 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:32,009 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:32,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 110 [2018-04-10 16:39:32,010 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,052 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:32,186 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:32,193 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 93 treesize of output 99 [2018-04-10 16:39:32,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 92 treesize of output 84 [2018-04-10 16:39:32,195 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,220 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 92 [2018-04-10 16:39:32,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 80 [2018-04-10 16:39:32,322 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,356 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,439 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 76 treesize of output 84 [2018-04-10 16:39:32,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:32,441 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:32,447 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 1 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 94 [2018-04-10 16:39:32,448 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:32,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 72 [2018-04-10 16:39:32,491 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,508 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 115 treesize of output 134 [2018-04-10 16:39:32,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:32,605 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:32,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 123 [2018-04-10 16:39:32,606 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 111 [2018-04-10 16:39:32,716 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,794 INFO L267 ElimStorePlain]: Start of recursive call 11: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:32,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 111 treesize of output 138 [2018-04-10 16:39:32,870 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:32,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:32,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 127 [2018-04-10 16:39:32,871 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 107 [2018-04-10 16:39:33,120 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,152 INFO L267 ElimStorePlain]: Start of recursive call 14: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,199 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 6 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:33,199 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:302, output treesize:260 [2018-04-10 16:39:33,286 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 132 treesize of output 146 [2018-04-10 16:39:33,303 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,304 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 135 treesize of output 142 [2018-04-10 16:39:33,304 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,426 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,559 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 128 treesize of output 134 [2018-04-10 16:39:33,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,575 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 131 treesize of output 138 [2018-04-10 16:39:33,575 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,621 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,730 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 96 [2018-04-10 16:39:33,736 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:33,736 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,754 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,850 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 92 [2018-04-10 16:39:33,854 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:33,855 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,869 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:33,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 112 [2018-04-10 16:39:33,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:33,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 108 [2018-04-10 16:39:33,968 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,046 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,120 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:34,127 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 98 treesize of output 101 [2018-04-10 16:39:34,129 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 93 [2018-04-10 16:39:34,129 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,167 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:34,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 6 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:34,198 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 10 variables, input treesize:332, output treesize:80 [2018-04-10 16:39:34,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:34,245 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,259 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 16:39:34,259 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:86, output treesize:85 [2018-04-10 16:39:34,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 51 treesize of output 72 [2018-04-10 16:39:34,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2018-04-10 16:39:34,355 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,410 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 37 treesize of output 62 [2018-04-10 16:39:34,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,453 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,454 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:34,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 34 treesize of output 49 [2018-04-10 16:39:34,457 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 33 [2018-04-10 16:39:34,547 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,556 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,571 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-10 16:39:34,571 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:107, output treesize:99 [2018-04-10 16:39:34,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-10 16:39:34,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2018-04-10 16:39:34,634 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,649 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 30 [2018-04-10 16:39:34,654 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:34,666 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:34,690 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 2 xjuncts. [2018-04-10 16:39:34,690 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:112, output treesize:196 [2018-04-10 16:39:34,844 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,845 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,845 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 104 [2018-04-10 16:39:34,846 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,893 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:34,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 125 [2018-04-10 16:39:34,893 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:34,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:34,937 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:228, output treesize:212 [2018-04-10 16:39:35,024 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 125 treesize of output 133 [2018-04-10 16:39:35,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:35,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 117 [2018-04-10 16:39:35,027 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:35,129 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 103 [2018-04-10 16:39:35,130 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:35,272 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 118 [2018-04-10 16:39:35,273 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:35,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 107 [2018-04-10 16:39:35,391 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:35,513 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 107 treesize of output 100 [2018-04-10 16:39:35,513 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:35,630 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 121 treesize of output 114 [2018-04-10 16:39:35,630 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:35,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:35,728 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:35,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 108 [2018-04-10 16:39:35,729 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:35,879 INFO L267 ElimStorePlain]: Start of recursive call 2: 8 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:39:35,981 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 104 treesize of output 98 [2018-04-10 16:39:35,983 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 15 treesize of output 3 [2018-04-10 16:39:35,983 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,000 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 7 treesize of output 1 [2018-04-10 16:39:36,000 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,014 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,098 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 13 dim-0 vars, and 4 xjuncts. [2018-04-10 16:39:36,098 INFO L202 ElimStorePlain]: Needed 12 recursive calls to eliminate 8 variables, input treesize:230, output treesize:381 [2018-04-10 16:39:36,281 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 135 DAG size of output 71 [2018-04-10 16:39:36,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2018-04-10 16:39:36,351 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:36,352 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:36,352 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-10 16:39:36,358 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,360 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2018-04-10 16:39:36,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:36,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:36,381 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,389 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:36,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 12 [2018-04-10 16:39:36,390 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,393 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:36,397 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 16:39:36,398 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:84, output treesize:10 [2018-04-10 16:39:36,440 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 16:39:36,441 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:39:36,441 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2018-04-10 16:39:36,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-10 16:39:36,441 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-10 16:39:36,441 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=650, Unknown=4, NotChecked=0, Total=756 [2018-04-10 16:39:36,441 INFO L87 Difference]: Start difference. First operand 313 states and 369 transitions. Second operand 28 states. [2018-04-10 16:39:37,087 WARN L151 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 64 DAG size of output 63 [2018-04-10 16:39:37,532 WARN L151 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 77 DAG size of output 77 [2018-04-10 16:39:37,757 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 82 DAG size of output 77 [2018-04-10 16:39:37,987 WARN L151 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 86 DAG size of output 81 [2018-04-10 16:39:38,163 WARN L151 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 89 DAG size of output 84 [2018-04-10 16:39:38,597 WARN L151 SmtUtils]: Spent 183ms on a formula simplification. DAG size of input: 96 DAG size of output 91 [2018-04-10 16:39:39,334 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 117 DAG size of output 98 [2018-04-10 16:39:39,566 WARN L151 SmtUtils]: Spent 148ms on a formula simplification. DAG size of input: 155 DAG size of output 100 [2018-04-10 16:39:39,757 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 129 DAG size of output 94 [2018-04-10 16:39:40,017 WARN L151 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 133 DAG size of output 98 [2018-04-10 16:39:40,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:39:40,581 INFO L93 Difference]: Finished difference Result 454 states and 538 transitions. [2018-04-10 16:39:40,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-04-10 16:39:40,581 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 52 [2018-04-10 16:39:40,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:39:40,582 INFO L225 Difference]: With dead ends: 454 [2018-04-10 16:39:40,582 INFO L226 Difference]: Without dead ends: 454 [2018-04-10 16:39:40,583 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 576 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=616, Invalid=2458, Unknown=6, NotChecked=0, Total=3080 [2018-04-10 16:39:40,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2018-04-10 16:39:40,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 330. [2018-04-10 16:39:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2018-04-10 16:39:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 386 transitions. [2018-04-10 16:39:40,586 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 386 transitions. Word has length 52 [2018-04-10 16:39:40,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:39:40,586 INFO L459 AbstractCegarLoop]: Abstraction has 330 states and 386 transitions. [2018-04-10 16:39:40,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-10 16:39:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 386 transitions. [2018-04-10 16:39:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-10 16:39:40,587 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:39:40,587 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:39:40,587 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:39:40,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1056561531, now seen corresponding path program 1 times [2018-04-10 16:39:40,587 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:39:40,587 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:39:40,588 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:40,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:40,588 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:40,596 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:39:40,598 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:39:40,598 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:39:40,598 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:39:40,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:40,623 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:39:40,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:39:40,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:40,637 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,640 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-04-10 16:39:40,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 16:39:40,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:39:40,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,649 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,652 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,652 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:26, output treesize:22 [2018-04-10 16:39:40,682 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 16:39:40,684 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 16:39:40,684 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,685 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-10 16:39:40,693 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:40,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:40,694 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,696 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,701 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 16:39:40,701 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:29 [2018-04-10 16:39:40,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-10 16:39:40,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:40,744 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 21 treesize of output 30 [2018-04-10 16:39:40,744 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:40,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:40,758 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,766 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:40,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:40,778 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:49, output treesize:92 [2018-04-10 16:39:40,814 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 71 treesize of output 83 [2018-04-10 16:39:40,816 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:40,817 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 69 treesize of output 78 [2018-04-10 16:39:40,817 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,847 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 68 treesize of output 67 [2018-04-10 16:39:40,848 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,872 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 77 [2018-04-10 16:39:40,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 67 [2018-04-10 16:39:40,915 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,943 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,970 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:40,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 70 [2018-04-10 16:39:40,972 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:40,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-10 16:39:40,973 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:40,982 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2018-04-10 16:39:41,011 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,011 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:41,012 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 21 treesize of output 37 [2018-04-10 16:39:41,012 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,019 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,036 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:41,036 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:140, output treesize:108 [2018-04-10 16:39:41,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,119 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 87 [2018-04-10 16:39:41,121 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:41,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,138 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,177 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 66 treesize of output 61 [2018-04-10 16:39:41,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:41,180 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,191 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,225 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,228 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 84 treesize of output 83 [2018-04-10 16:39:41,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:41,230 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,244 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,272 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:41,273 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 62 treesize of output 55 [2018-04-10 16:39:41,274 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2018-04-10 16:39:41,275 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,283 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,307 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:41,307 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:158, output treesize:118 [2018-04-10 16:39:41,414 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,417 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,436 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 93 treesize of output 128 [2018-04-10 16:39:41,443 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,456 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 105 treesize of output 139 [2018-04-10 16:39:41,457 INFO L267 ElimStorePlain]: Start of recursive call 3: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-10 16:39:41,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 89 [2018-04-10 16:39:41,620 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,684 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 100 [2018-04-10 16:39:41,689 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:41,744 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:39:41,830 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 70 [2018-04-10 16:39:41,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:41,832 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:41,864 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:41,868 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 56 treesize of output 65 [2018-04-10 16:39:41,869 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:41,892 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:41,985 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-10 16:39:41,985 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 4 variables, input treesize:152, output treesize:348 [2018-04-10 16:39:42,095 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:42,097 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:42,098 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 96 [2018-04-10 16:39:42,099 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:42,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 23 [2018-04-10 16:39:42,100 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:42,114 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:42,777 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:42,778 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 70 treesize of output 72 [2018-04-10 16:39:42,779 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:42,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-10 16:39:42,780 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:42,788 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:43,249 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:43,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2018-04-10 16:39:43,251 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:43,251 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:43,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 39 [2018-04-10 16:39:43,252 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:43,260 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:43,793 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 80 treesize of output 92 [2018-04-10 16:39:43,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 80 [2018-04-10 16:39:43,795 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:43,846 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:43,960 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:43,986 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 115 treesize of output 146 [2018-04-10 16:39:43,988 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:39:43,989 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 111 [2018-04-10 16:39:44,277 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,311 INFO L267 ElimStorePlain]: Start of recursive call 10: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,390 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:44,411 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 111 treesize of output 136 [2018-04-10 16:39:44,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 119 [2018-04-10 16:39:44,414 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,524 INFO L267 ElimStorePlain]: Start of recursive call 13: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,606 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 76 treesize of output 84 [2018-04-10 16:39:44,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:44,608 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:44,609 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 70 treesize of output 85 [2018-04-10 16:39:44,609 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 72 [2018-04-10 16:39:44,648 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,665 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,724 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:44,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:44,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 85 [2018-04-10 16:39:44,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 9 [2018-04-10 16:39:44,728 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,738 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,791 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 10 dim-2 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-10 16:39:44,791 INFO L202 ElimStorePlain]: Needed 19 recursive calls to eliminate 14 variables, input treesize:470, output treesize:297 [2018-04-10 16:39:44,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 51 [2018-04-10 16:39:44,878 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:44,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:44,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:44,885 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,138 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:45,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 45 [2018-04-10 16:39:45,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-10 16:39:45,140 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,145 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,352 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 97 treesize of output 96 [2018-04-10 16:39:45,354 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:45,354 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,370 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,527 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 92 [2018-04-10 16:39:45,540 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:45,540 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,555 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,677 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 94 [2018-04-10 16:39:45,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:45,682 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,700 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,805 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,807 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:45,807 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 91 treesize of output 88 [2018-04-10 16:39:45,809 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:45,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 23 [2018-04-10 16:39:45,810 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,824 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:45,963 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:45,963 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 12 variables, input treesize:381, output treesize:211 [2018-04-10 16:39:46,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 85 [2018-04-10 16:39:46,029 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2018-04-10 16:39:46,030 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 94 [2018-04-10 16:39:46,032 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,071 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:46,071 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:229, output treesize:226 [2018-04-10 16:39:46,216 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 68 treesize of output 78 [2018-04-10 16:39:46,218 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:46,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 73 [2018-04-10 16:39:46,220 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 64 [2018-04-10 16:39:46,250 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,267 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:46,413 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 116 treesize of output 145 [2018-04-10 16:39:46,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 124 [2018-04-10 16:39:46,416 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,576 INFO L267 ElimStorePlain]: Start of recursive call 5: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,668 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:46,687 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 112 treesize of output 137 [2018-04-10 16:39:46,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 120 [2018-04-10 16:39:46,697 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,811 INFO L267 ElimStorePlain]: Start of recursive call 7: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:46,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:46,913 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 107 treesize of output 134 [2018-04-10 16:39:46,916 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:39:46,916 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,018 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 103 [2018-04-10 16:39:47,018 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,088 INFO L267 ElimStorePlain]: Start of recursive call 9: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:47,171 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 103 treesize of output 132 [2018-04-10 16:39:47,174 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:39:47,174 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 99 [2018-04-10 16:39:47,271 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,342 INFO L267 ElimStorePlain]: Start of recursive call 12: 4 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,410 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 64 treesize of output 74 [2018-04-10 16:39:47,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 64 [2018-04-10 16:39:47,412 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,456 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,504 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 6 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:47,504 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 10 variables, input treesize:292, output treesize:268 [2018-04-10 16:39:47,592 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:47,595 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:47,613 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 121 treesize of output 156 [2018-04-10 16:39:47,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:47,618 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:47,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:47,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 123 treesize of output 132 [2018-04-10 16:39:47,823 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:47,881 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:48,003 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 73 treesize of output 85 [2018-04-10 16:39:48,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:48,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 71 treesize of output 78 [2018-04-10 16:39:48,010 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:48,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 69 [2018-04-10 16:39:48,058 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:48,084 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:48,198 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:48,202 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:48,219 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 112 treesize of output 147 [2018-04-10 16:39:48,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 128 [2018-04-10 16:39:48,223 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:48,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:48,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 119 [2018-04-10 16:39:48,328 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:48,413 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:48,419 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 119 [2018-04-10 16:39:48,419 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:48,503 INFO L267 ElimStorePlain]: Start of recursive call 8: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:39:48,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 6 dim-0 vars, and 7 xjuncts. [2018-04-10 16:39:48,659 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:307, output treesize:636 [2018-04-10 16:39:48,928 WARN L151 SmtUtils]: Spent 212ms on a formula simplification. DAG size of input: 132 DAG size of output 106 [2018-04-10 16:39:49,072 WARN L148 SmtUtils]: Spent 102ms on a formula simplification that was a NOOP. DAG size: 106 [2018-04-10 16:39:49,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 113 [2018-04-10 16:39:49,088 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:49,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,212 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 125 [2018-04-10 16:39:49,213 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:49,321 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,322 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,322 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2018-04-10 16:39:49,322 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:49,435 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,436 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 134 [2018-04-10 16:39:49,436 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:49,541 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,542 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 104 [2018-04-10 16:39:49,543 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:49,646 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 5 dim-1 vars, End of recursive call: 4 dim-0 vars, and 5 xjuncts. [2018-04-10 16:39:49,646 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 9 variables, input treesize:558, output treesize:514 [2018-04-10 16:39:49,806 WARN L148 SmtUtils]: Spent 111ms on a formula simplification that was a NOOP. DAG size: 107 [2018-04-10 16:39:49,811 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 131 [2018-04-10 16:39:49,824 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 127 treesize of output 128 [2018-04-10 16:39:49,825 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 16:39:49,892 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 105 [2018-04-10 16:39:49,893 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:49,953 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,954 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:49,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 113 [2018-04-10 16:39:49,954 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,010 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 109 treesize of output 98 [2018-04-10 16:39:50,010 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 94 [2018-04-10 16:39:50,068 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,119 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:50,269 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 86 treesize of output 78 [2018-04-10 16:39:50,270 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:50,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 16:39:50,271 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,282 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 15 treesize of output 3 [2018-04-10 16:39:50,283 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,291 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:50,437 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:50,438 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 100 treesize of output 100 [2018-04-10 16:39:50,442 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 16:39:50,442 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:50,459 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 15 treesize of output 3 [2018-04-10 16:39:50,459 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,471 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,621 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 113 treesize of output 105 [2018-04-10 16:39:50,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16:39:50,624 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16:39:50,645 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,658 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,785 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:50,787 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:50,791 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 134 treesize of output 140 [2018-04-10 16:39:50,797 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 132 treesize of output 133 [2018-04-10 16:39:50,798 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-10 16:39:50,868 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 125 [2018-04-10 16:39:50,868 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 114 [2018-04-10 16:39:50,942 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:50,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 103 [2018-04-10 16:39:51,000 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,069 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:51,070 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:51,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 111 [2018-04-10 16:39:51,070 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,122 INFO L267 ElimStorePlain]: Start of recursive call 17: 5 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:39:51,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 5 dim-2 vars, End of recursive call: 22 dim-0 vars, and 7 xjuncts. [2018-04-10 16:39:51,292 INFO L202 ElimStorePlain]: Needed 22 recursive calls to eliminate 19 variables, input treesize:559, output treesize:618 [2018-04-10 16:39:51,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 27 [2018-04-10 16:39:51,512 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16:39:51,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,517 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:51,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:51,518 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,520 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 39 [2018-04-10 16:39:51,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 9 [2018-04-10 16:39:51,531 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,543 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:51,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-10 16:39:51,543 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,546 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:51,549 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 16:39:51,550 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:84, output treesize:10 [2018-04-10 16:39:51,611 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 16:39:51,611 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:39:51,611 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2018-04-10 16:39:51,611 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-10 16:39:51,611 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-10 16:39:51,612 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=660, Unknown=2, NotChecked=0, Total=756 [2018-04-10 16:39:51,612 INFO L87 Difference]: Start difference. First operand 330 states and 386 transitions. Second operand 28 states. [2018-04-10 16:39:52,261 WARN L151 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 54 DAG size of output 51 [2018-04-10 16:39:52,434 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 66 DAG size of output 60 [2018-04-10 16:39:52,955 WARN L151 SmtUtils]: Spent 197ms on a formula simplification. DAG size of input: 114 DAG size of output 110 [2018-04-10 16:39:53,293 WARN L151 SmtUtils]: Spent 208ms on a formula simplification. DAG size of input: 118 DAG size of output 114 [2018-04-10 16:39:53,621 WARN L151 SmtUtils]: Spent 258ms on a formula simplification. DAG size of input: 125 DAG size of output 117 [2018-04-10 16:39:54,221 WARN L151 SmtUtils]: Spent 295ms on a formula simplification. DAG size of input: 138 DAG size of output 125 [2018-04-10 16:39:54,468 WARN L151 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 107 DAG size of output 98 [2018-04-10 16:39:54,659 WARN L151 SmtUtils]: Spent 131ms on a formula simplification. DAG size of input: 129 DAG size of output 81 [2018-04-10 16:39:55,010 WARN L151 SmtUtils]: Spent 230ms on a formula simplification. DAG size of input: 173 DAG size of output 119 [2018-04-10 16:39:55,539 WARN L151 SmtUtils]: Spent 301ms on a formula simplification. DAG size of input: 183 DAG size of output 124 [2018-04-10 16:39:56,020 WARN L151 SmtUtils]: Spent 367ms on a formula simplification. DAG size of input: 254 DAG size of output 126 [2018-04-10 16:39:56,396 WARN L151 SmtUtils]: Spent 270ms on a formula simplification. DAG size of input: 192 DAG size of output 130 [2018-04-10 16:39:56,811 WARN L151 SmtUtils]: Spent 268ms on a formula simplification. DAG size of input: 196 DAG size of output 134 [2018-04-10 16:39:57,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 16:39:57,400 INFO L93 Difference]: Finished difference Result 425 states and 491 transitions. [2018-04-10 16:39:57,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-04-10 16:39:57,400 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 53 [2018-04-10 16:39:57,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 16:39:57,401 INFO L225 Difference]: With dead ends: 425 [2018-04-10 16:39:57,401 INFO L226 Difference]: Without dead ends: 425 [2018-04-10 16:39:57,401 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 713 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=403, Invalid=2558, Unknown=9, NotChecked=0, Total=2970 [2018-04-10 16:39:57,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-04-10 16:39:57,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 330. [2018-04-10 16:39:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2018-04-10 16:39:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 386 transitions. [2018-04-10 16:39:57,405 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 386 transitions. Word has length 53 [2018-04-10 16:39:57,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 16:39:57,405 INFO L459 AbstractCegarLoop]: Abstraction has 330 states and 386 transitions. [2018-04-10 16:39:57,405 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-10 16:39:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 386 transitions. [2018-04-10 16:39:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-04-10 16:39:57,406 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 16:39:57,406 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 16:39:57,406 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr58AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr59AssertViolationMEMORY_FREE, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 16:39:57,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1600153819, now seen corresponding path program 1 times [2018-04-10 16:39:57,406 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-04-10 16:39:57,406 INFO L68 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-04-10 16:39:57,407 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:57,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:57,407 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-10 16:39:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:57,416 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-10 16:39:57,421 INFO L431 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown lemma type! [2018-04-10 16:39:57,421 INFO L308 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-04-10 16:39:57,421 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_FP [2018-04-10 16:39:57,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-10 16:39:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 16:39:57,453 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-10 16:39:57,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:57,460 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:57,466 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,470 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,470 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-10 16:39:57,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-10 16:39:57,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:57,487 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,489 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,492 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,492 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2018-04-10 16:39:57,500 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-10 16:39:57,501 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,508 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,509 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 12 [2018-04-10 16:39:57,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,514 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,514 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:27 [2018-04-10 16:39:57,523 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 16:39:57,525 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:57,525 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,526 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,532 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 16:39:57,532 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:43, output treesize:40 [2018-04-10 16:39:57,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-10 16:39:57,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10 [2018-04-10 16:39:57,545 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,547 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,552 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,552 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:32 [2018-04-10 16:39:57,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2018-04-10 16:39:57,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:57,578 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,581 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,587 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,588 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:45, output treesize:41 [2018-04-10 16:39:57,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-10 16:39:57,604 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 24 [2018-04-10 16:39:57,615 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,623 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 16:39:57,624 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:55, output treesize:48 [2018-04-10 16:39:57,647 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 16:39:57,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:57,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,650 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,657 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 16:39:57,657 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:43 [2018-04-10 16:39:57,724 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 32 treesize of output 63 [2018-04-10 16:39:57,727 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 47 [2018-04-10 16:39:57,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:57,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:57,792 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,820 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 39 [2018-04-10 16:39:57,825 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-10 16:39:57,856 INFO L267 ElimStorePlain]: Start of recursive call 2: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:39:57,878 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:57,879 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:63, output treesize:170 [2018-04-10 16:39:57,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 69 [2018-04-10 16:39:57,934 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:57,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 30 [2018-04-10 16:39:57,935 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:57,946 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,021 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 3 case distinctions, treesize of input 85 treesize of output 95 [2018-04-10 16:39:58,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 85 [2018-04-10 16:39:58,024 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,086 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,157 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 82 treesize of output 83 [2018-04-10 16:39:58,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:58,160 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,180 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,230 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 69 [2018-04-10 16:39:58,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:39:58,231 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,241 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 81 treesize of output 78 [2018-04-10 16:39:58,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:58,245 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,259 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,262 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 78 treesize of output 75 [2018-04-10 16:39:58,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:39:58,264 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,276 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,318 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:58,318 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 8 variables, input treesize:244, output treesize:220 [2018-04-10 16:39:58,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 88 [2018-04-10 16:39:58,391 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:58,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:58,392 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,406 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,531 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 86 treesize of output 81 [2018-04-10 16:39:58,533 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:58,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:58,533 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,545 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 84 [2018-04-10 16:39:58,642 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:58,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:58,642 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,658 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,736 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:39:58,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 85 treesize of output 81 [2018-04-10 16:39:58,738 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:58,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2018-04-10 16:39:58,738 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,750 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 102 treesize of output 97 [2018-04-10 16:39:58,817 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:58,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-10 16:39:58,818 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,837 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,905 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 3 case distinctions, treesize of input 98 treesize of output 106 [2018-04-10 16:39:58,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:58,908 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 97 treesize of output 104 [2018-04-10 16:39:58,908 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:39:58,958 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:39:59,009 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-2 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2018-04-10 16:39:59,009 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 12 variables, input treesize:289, output treesize:247 [2018-04-10 16:39:59,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:59,098 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 4 case distinctions, treesize of input 88 treesize of output 95 [2018-04-10 16:39:59,098 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 4 xjuncts. [2018-04-10 16:39:59,207 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:59,216 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 4 case distinctions, treesize of input 100 treesize of output 107 [2018-04-10 16:39:59,217 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 4 xjuncts. [2018-04-10 16:39:59,384 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:59,386 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:39:59,393 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 4 case distinctions, treesize of input 76 treesize of output 87 [2018-04-10 16:39:59,393 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 4 xjuncts. [2018-04-10 16:39:59,577 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-1 vars, End of recursive call: 21 dim-0 vars, and 9 xjuncts. [2018-04-10 16:39:59,577 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 11 variables, input treesize:265, output treesize:747 [2018-04-10 16:39:59,851 WARN L148 SmtUtils]: Spent 208ms on a formula simplification that was a NOOP. DAG size: 243 [2018-04-10 16:40:00,078 WARN L148 SmtUtils]: Spent 148ms on a formula simplification that was a NOOP. DAG size: 243 [2018-04-10 16:40:00,087 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:40:00,088 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:40:00,092 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 109 treesize of output 114 [2018-04-10 16:40:00,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:40:00,094 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:40:00,113 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:40:21,817 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 103 treesize of output 96 [2018-04-10 16:40:21,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:40:21,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 33 [2018-04-10 16:40:21,829 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:40:21,848 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:40:38,161 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:40:38,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 106 [2018-04-10 16:40:38,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:40:38,164 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:40:38,181 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:40:48,457 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:40:48,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 96 [2018-04-10 16:40:48,463 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:40:48,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 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 16:40:48,464 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:40:48,483 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:40:56,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 121 treesize of output 131 [2018-04-10 16:40:56,566 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:40:56,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 126 [2018-04-10 16:40:56,568 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:40:56,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 117 [2018-04-10 16:40:56,639 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-10 16:40:56,679 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:02,964 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:02,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 117 treesize of output 131 [2018-04-10 16:41:02,980 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:02,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 126 [2018-04-10 16:41:02,982 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:03,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 113 [2018-04-10 16:41:03,055 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:03,093 INFO L267 ElimStorePlain]: Start of recursive call 13: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:07,575 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:07,577 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 100 treesize of output 101 [2018-04-10 16:41:07,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:41:07,579 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:07,594 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:11,028 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:11,031 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 96 treesize of output 93 [2018-04-10 16:41:11,033 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:11,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2018-04-10 16:41:11,033 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:11,055 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:13,585 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:13,588 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 95 treesize of output 96 [2018-04-10 16:41:13,590 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 16:41:13,590 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:13,607 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:15,579 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:15,581 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 91 treesize of output 92 [2018-04-10 16:41:15,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:41:15,582 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:15,597 INFO L267 ElimStorePlain]: Start of recursive call 22: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:17,025 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 112 treesize of output 122 [2018-04-10 16:41:17,027 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:17,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 117 [2018-04-10 16:41:17,030 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:17,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 108 [2018-04-10 16:41:17,095 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:17,131 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:18,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 114 [2018-04-10 16:41:18,192 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:18,194 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:18,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:18,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 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 100 treesize of output 113 [2018-04-10 16:41:18,196 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:18,262 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:18,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 101 treesize of output 100 [2018-04-10 16:41:18,262 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:18,308 INFO L267 ElimStorePlain]: Start of recursive call 27: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:19,029 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:19,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 98 [2018-04-10 16:41:19,033 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 8 treesize of output 7 [2018-04-10 16:41:19,033 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:19,051 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:19,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 92 treesize of output 85 [2018-04-10 16:41:19,773 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:19,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 30 [2018-04-10 16:41:19,775 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:19,791 INFO L267 ElimStorePlain]: Start of recursive call 32: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:20,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:20,181 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 93 treesize of output 94 [2018-04-10 16:41:20,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 16:41:20,183 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:20,197 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:20,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 81 [2018-04-10 16:41:20,550 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:20,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 30 [2018-04-10 16:41:20,552 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:20,565 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:20,852 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:20,853 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:20,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 115 treesize of output 120 [2018-04-10 16:41:20,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-10 16:41:20,861 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:20,882 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:21,089 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:21,092 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 111 treesize of output 112 [2018-04-10 16:41:21,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:41:21,094 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:21,114 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:21,315 INFO L267 ElimStorePlain]: Start of recursive call 1: 21 dim-0 vars, 18 dim-2 vars, End of recursive call: 21 dim-0 vars, and 9 xjuncts. [2018-04-10 16:41:21,315 INFO L202 ElimStorePlain]: Needed 41 recursive calls to eliminate 39 variables, input treesize:945, output treesize:862 [2018-04-10 16:41:21,600 WARN L148 SmtUtils]: Spent 195ms on a formula simplification that was a NOOP. DAG size: 253 [2018-04-10 16:41:21,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:21,624 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:21,626 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:21,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 120 treesize of output 129 [2018-04-10 16:41:21,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:21,654 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 24 treesize of output 58 [2018-04-10 16:41:21,655 INFO L267 ElimStorePlain]: Start of recursive call 3: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-10 16:41:21,695 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:41:23,151 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:23,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:23,152 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:23,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:23,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 119 [2018-04-10 16:41:23,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 16:41:23,159 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:23,180 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:24,260 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:24,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 107 [2018-04-10 16:41:24,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2018-04-10 16:41:24,367 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:24,384 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:25,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:25,231 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:25,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 119 [2018-04-10 16:41:25,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-10 16:41:25,238 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:25,257 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:25,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:25,892 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:25,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 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 16:41:25,901 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:25,911 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 2 new quantified variables, introduced 5 case distinctions, treesize of input 24 treesize of output 58 [2018-04-10 16:41:25,912 INFO L267 ElimStorePlain]: Start of recursive call 11: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-10 16:41:25,950 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:41:26,556 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:26,557 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:26,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:26,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:26,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 126 treesize of output 156 [2018-04-10 16:41:26,581 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 147 treesize of output 146 [2018-04-10 16:41:26,582 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:26,676 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:27,179 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,180 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,183 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,197 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 3 case distinctions, treesize of input 113 treesize of output 137 [2018-04-10 16:41:27,201 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,208 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 128 treesize of output 137 [2018-04-10 16:41:27,208 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-10 16:41:27,306 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,308 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,326 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 2 case distinctions, treesize of input 109 treesize of output 128 [2018-04-10 16:41:27,327 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-10 16:41:27,418 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-10 16:41:27,946 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,948 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 98 treesize of output 97 [2018-04-10 16:41:27,951 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:27,958 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 18 treesize of output 27 [2018-04-10 16:41:27,959 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-10 16:41:27,979 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-10 16:41:28,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:28,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:28,474 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:28,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 113 [2018-04-10 16:41:28,486 INFO L477 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 58 [2018-04-10 16:41:28,487 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-04-10 16:41:28,511 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:28,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 21 dim-0 vars, 9 dim-2 vars, End of recursive call: 30 dim-0 vars, and 14 xjuncts. [2018-04-10 16:41:28,935 INFO L202 ElimStorePlain]: Needed 20 recursive calls to eliminate 30 variables, input treesize:979, output treesize:1456 [2018-04-10 16:41:29,906 WARN L151 SmtUtils]: Spent 845ms on a formula simplification. DAG size of input: 367 DAG size of output 347 [2018-04-10 16:41:30,487 WARN L148 SmtUtils]: Spent 444ms on a formula simplification that was a NOOP. DAG size: 345 [2018-04-10 16:41:30,543 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-10 16:41:30,544 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:30,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:30,793 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:30,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 94 [2018-04-10 16:41:30,794 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:30,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:30,997 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:30,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 97 [2018-04-10 16:41:30,998 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:31,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,432 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,433 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,433 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 120 treesize of output 109 [2018-04-10 16:41:31,433 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:31,636 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,637 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 113 [2018-04-10 16:41:31,637 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:31,839 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,840 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:31,841 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 136 treesize of output 125 [2018-04-10 16:41:31,841 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:32,237 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,239 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,239 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 110 [2018-04-10 16:41:32,240 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:32,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,452 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,453 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 97 treesize of output 87 [2018-04-10 16:41:32,453 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:32,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,832 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,833 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:32,834 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 105 [2018-04-10 16:41:32,834 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 29 dim-0 vars, 13 dim-1 vars, End of recursive call: 15 dim-0 vars, and 8 xjuncts. [2018-04-10 16:41:33,196 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 42 variables, input treesize:1510, output treesize:833 [2018-04-10 16:41:33,593 WARN L151 SmtUtils]: Spent 296ms on a formula simplification. DAG size of input: 207 DAG size of output 118 [2018-04-10 16:41:33,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 88 [2018-04-10 16:41:33,599 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:33,600 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 16:41:33,600 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16:41:33,612 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,629 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,740 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 118 treesize of output 108 [2018-04-10 16:41:33,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16:41:33,741 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-10 16:41:33,761 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,778 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:33,779 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 16:41:33,779 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,793 INFO L267 ElimStorePlain]: Start of recursive call 5: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,888 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:33,889 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:33,889 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 102 treesize of output 100 [2018-04-10 16:41:33,898 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 26 treesize of output 30 [2018-04-10 16:41:33,898 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 16:41:33,914 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:33,914 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 16:41:33,914 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:33,928 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,020 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 103 treesize of output 93 [2018-04-10 16:41:34,022 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:34,022 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 16:41:34,022 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:34,038 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:34,038 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 22 treesize of output 12 [2018-04-10 16:41:34,039 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,050 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,130 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:34,131 INFO L700 Elim1Store]: detected not equals via solver [2018-04-10 16:41:34,132 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 110 treesize of output 108 [2018-04-10 16:41:34,134 INFO L682 Elim1Store]: detected equality via solver [2018-04-10 16:41:34,138 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 17 treesize of output 25 [2018-04-10 16:41:34,139 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 16:41:34,160 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 7 treesize of output 1 [2018-04-10 16:41:34,160 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,177 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 15 treesize of output 3 [2018-04-10 16:41:34,177 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,198 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,273 INFO L267 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 5 dim-2 vars, End of recursive call: 16 dim-0 vars, and 5 xjuncts. [2018-04-10 16:41:34,273 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 21 variables, input treesize:530, output treesize:365 [2018-04-10 16:41:34,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2018-04-10 16:41:34,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-04-10 16:41:34,496 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,500 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 5 treesize of output 1 [2018-04-10 16:41:34,500 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,501 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 30 [2018-04-10 16:41:34,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 3 [2018-04-10 16:41:34,511 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 1 [2018-04-10 16:41:34,515 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,516 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,519 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-10 16:41:34,519 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:74, output treesize:7 [2018-04-10 16:41:34,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 16:41:34,643 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 16:41:34,643 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2018-04-10 16:41:34,643 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-10 16:41:34,643 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-10 16:41:34,643 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=586, Unknown=3, NotChecked=0, Total=650 [2018-04-10 16:41:34,643 INFO L87 Difference]: Start difference. First operand 330 states and 386 transitions. Second operand 26 states. [2018-04-10 16:41:36,125 WARN L151 SmtUtils]: Spent 198ms on a formula simplification. DAG size of input: 141 DAG size of output 131 [2018-04-10 16:41:36,764 WARN L151 SmtUtils]: Spent 375ms on a formula simplification. DAG size of input: 254 DAG size of output 181 Received shutdown request... [2018-04-10 16:41:38,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-10 16:41:38,084 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-10 16:41:38,087 WARN L197 ceAbstractionStarter]: Timeout [2018-04-10 16:41:38,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.04 04:41:38 BoogieIcfgContainer [2018-04-10 16:41:38,087 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-10 16:41:38,088 INFO L168 Benchmark]: Toolchain (without parser) took 201853.87 ms. Allocated memory was 402.7 MB in the beginning and 610.3 MB in the end (delta: 207.6 MB). Free memory was 335.2 MB in the beginning and 528.1 MB in the end (delta: -192.9 MB). Peak memory consumption was 149.6 MB. Max. memory is 5.3 GB. [2018-04-10 16:41:38,089 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 363.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 16:41:38,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.17 ms. Allocated memory is still 402.7 MB. Free memory was 333.9 MB in the beginning and 306.1 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. [2018-04-10 16:41:38,089 INFO L168 Benchmark]: Boogie Preprocessor took 49.85 ms. Allocated memory is still 402.7 MB. Free memory was 306.1 MB in the beginning and 303.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-10 16:41:38,089 INFO L168 Benchmark]: RCFGBuilder took 506.05 ms. Allocated memory was 402.7 MB in the beginning and 611.3 MB in the end (delta: 208.7 MB). Free memory was 303.5 MB in the beginning and 525.0 MB in the end (delta: -221.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. [2018-04-10 16:41:38,089 INFO L168 Benchmark]: TraceAbstraction took 201040.13 ms. Allocated memory was 611.3 MB in the beginning and 610.3 MB in the end (delta: -1.0 MB). Free memory was 525.0 MB in the beginning and 528.1 MB in the end (delta: -3.1 MB). Peak memory consumption was 130.7 MB. Max. memory is 5.3 GB. [2018-04-10 16:41:38,090 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 402.7 MB. Free memory is still 363.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 255.17 ms. Allocated memory is still 402.7 MB. Free memory was 333.9 MB in the beginning and 306.1 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 49.85 ms. Allocated memory is still 402.7 MB. Free memory was 306.1 MB in the beginning and 303.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 506.05 ms. Allocated memory was 402.7 MB in the beginning and 611.3 MB in the end (delta: 208.7 MB). Free memory was 303.5 MB in the beginning and 525.0 MB in the end (delta: -221.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 201040.13 ms. Allocated memory was 611.3 MB in the beginning and 610.3 MB in the end (delta: -1.0 MB). Free memory was 525.0 MB in the beginning and 528.1 MB in the end (delta: -3.1 MB). Peak memory consumption was 130.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1045]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1045). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1013]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1013). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1030). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 994]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 994). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1051). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1044). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1056]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1056). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1034). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1034]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1034). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 997]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 997). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1045]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1045). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 997]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 997). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1051]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1051). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1055]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1055). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1006]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1006). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1056]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1056). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 990]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 990). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1044]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1044). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1030]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1030). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1015]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1015). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 995]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 995). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1049]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1049). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1035]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1035). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1005]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1005). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1013]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1013). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1025]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1025). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1017]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1017). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 994]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 994). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1055]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1055). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1049]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1049). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 998]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 998). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1006]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1006). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 999). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1036]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1036). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was constructing difference of abstraction (330states) and interpolant automaton (currently 19 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 297. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 160 locations, 65 error locations. TIMEOUT Result, 201.0s OverallTime, 23 OverallIterations, 2 TraceHistogramMax, 52.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2156 SDtfs, 9931 SDslu, 12584 SDs, 0 SdLazy, 15112 SolverSat, 1175 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 16.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 949 GetRequests, 371 SyntacticMatches, 6 SemanticMatches, 571 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4630 ImplicationChecksByTransitivity, 53.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=339occurred in iteration=18, 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, 22 MinimizatonAttempts, 1935 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 147.5s InterpolantComputationTime, 1435 NumberOfCodeBlocks, 1435 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 781 ConstructedInterpolants, 313 QuantifiedInterpolants, 3584718 SizeOfPredicates, 237 NumberOfNonLiveVariables, 2802 ConjunctsInSsa, 647 ConjunctsInUnsatCore, 23 InterpolantComputations, 17 PerfectInterpolantSequences, 2/21 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-buckets_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_16-41-38-097.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-buckets_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-10_16-41-38-097.csv Completed graceful shutdown