java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/list-ext-properties/list-ext_1_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-453dfda-m [2018-04-09 21:46:02,342 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-09 21:46:02,344 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-09 21:46:02,358 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-09 21:46:02,358 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-09 21:46:02,359 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-09 21:46:02,360 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-09 21:46:02,361 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-09 21:46:02,363 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-09 21:46:02,364 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-09 21:46:02,365 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-09 21:46:02,366 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-09 21:46:02,366 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-09 21:46:02,368 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-09 21:46:02,369 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-09 21:46:02,371 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-09 21:46:02,373 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-09 21:46:02,374 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-09 21:46:02,376 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-09 21:46:02,377 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-09 21:46:02,379 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-09 21:46:02,380 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-09 21:46:02,380 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-09 21:46:02,381 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-09 21:46:02,382 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-09 21:46:02,383 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-09 21:46:02,383 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-09 21:46:02,384 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-09 21:46:02,385 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-09 21:46:02,385 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-09 21:46:02,385 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-09 21:46:02,386 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-09 21:46:02,409 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-09 21:46:02,409 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-09 21:46:02,410 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-09 21:46:02,410 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-09 21:46:02,410 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-09 21:46:02,411 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-09 21:46:02,411 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-09 21:46:02,411 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-09 21:46:02,411 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-09 21:46:02,411 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-09 21:46:02,411 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-09 21:46:02,412 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-09 21:46:02,412 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-09 21:46:02,412 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-09 21:46:02,412 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-09 21:46:02,412 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-09 21:46:02,412 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-09 21:46:02,412 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-09 21:46:02,413 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-09 21:46:02,413 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-09 21:46:02,413 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-09 21:46:02,413 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-09 21:46:02,413 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-09 21:46:02,413 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-09 21:46:02,414 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-09 21:46:02,414 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-09 21:46:02,414 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-09 21:46:02,414 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-09 21:46:02,414 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-09 21:46:02,414 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-09 21:46:02,415 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-09 21:46:02,415 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-09 21:46:02,415 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:02,415 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-09 21:46:02,416 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-09 21:46:02,416 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-09 21:46:02,416 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-09 21:46:02,416 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-09 21:46:02,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-09 21:46:02,457 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-09 21:46:02,460 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-09 21:46:02,461 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-09 21:46:02,462 INFO L276 PluginConnector]: CDTParser initialized [2018-04-09 21:46:02,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,778 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7018b7630 [2018-04-09 21:46:02,968 INFO L287 CDTParser]: IsIndexed: true [2018-04-09 21:46:02,968 INFO L288 CDTParser]: Found 1 translation units. [2018-04-09 21:46:02,969 INFO L168 CDTParser]: Scanning list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,980 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-09 21:46:02,981 INFO L215 ultiparseSymbolTable]: [2018-04-09 21:46:02,981 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-09 21:46:02,981 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,981 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_flist_ext___true_valid_memsafety_i__exit ('exit') in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,981 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-09 21:46:02,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____time_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,981 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__int8_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____timer_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__fsfilcnt_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__size_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____intptr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_int64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__caddr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_int in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,982 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____mode_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____fsfilcnt_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_mutexattr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_short in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__fsblkcnt_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____int8_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__gid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____blkcnt64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____int32_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,983 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__key_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____u_short in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__int32_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____uint64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__fd_set in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____ssize_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__timer_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,984 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____dev_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__mode_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____sig_atomic_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____nlink_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____u_char in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____caddr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__blksize_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_attr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____off64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,985 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____id_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____fd_mask in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_once_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____uint32_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____fsblkcnt64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____clockid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_char in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,986 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__div_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____u_long in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____suseconds_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_spinlock_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__blkcnt_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__quad_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__off_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,987 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____int16_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_int16_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_cond_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__wchar_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____rlim_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__List in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____socklen_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__lldiv_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__uid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,988 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__int16_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____pthread_list_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_long in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____ino64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_barrier_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____gid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____off_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____quad_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____fsid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__ushort in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,989 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____u_quad_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____sigset_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__int64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____WAIT_STATUS in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____pid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____uint16_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____ino_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____daddr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__clockid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__fsid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__ulong in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,990 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_rwlockattr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____clock_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____loff_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__suseconds_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__fd_mask in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__clock_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_int8_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__daddr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_int32_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____blksize_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_key_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__nlink_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____uid_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__u_quad_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,991 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__ssize_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____int64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__loff_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__id_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__uint in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_condattr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__sigset_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____qaddr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____rlim64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____uint8_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__time_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,992 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__dev_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____swblk_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____blkcnt_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__ldiv_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____key_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____fsfilcnt64_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_mutex_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__ino_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,993 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_rwlock_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,994 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____u_int in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,994 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____useconds_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,994 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i____fsblkcnt_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,994 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__register_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:02,994 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_flist_ext___true_valid_memsafety_i__pthread_barrierattr_t in list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:03,012 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7018b7630 [2018-04-09 21:46:03,016 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-09 21:46:03,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-09 21:46:03,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-09 21:46:03,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-09 21:46:03,023 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-09 21:46:03,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23418e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03, skipping insertion in model container [2018-04-09 21:46:03,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,040 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 21:46:03,071 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-09 21:46:03,238 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 21:46:03,291 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-09 21:46:03,299 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 113 non ball SCCs. Number of states in SCCs 113. [2018-04-09 21:46:03,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03 WrapperNode [2018-04-09 21:46:03,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-09 21:46:03,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-09 21:46:03,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-09 21:46:03,352 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-09 21:46:03,364 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... [2018-04-09 21:46:03,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-09 21:46:03,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-09 21:46:03,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-09 21:46:03,413 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-09 21:46:03,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-09 21:46:03,533 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-09 21:46:03,534 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-09 21:46:03,534 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_flist_ext___true_valid_memsafety_i__exit [2018-04-09 21:46:03,534 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-09 21:46:03,534 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-09 21:46:03,534 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-09 21:46:03,534 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-09 21:46:03,534 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-09 21:46:03,535 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-09 21:46:03,535 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-09 21:46:03,535 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-09 21:46:03,535 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-09 21:46:03,535 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-09 21:46:03,535 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-09 21:46:03,535 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-09 21:46:03,536 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-09 21:46:03,536 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-09 21:46:03,536 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-09 21:46:03,536 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-09 21:46:03,536 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-09 21:46:03,536 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-09 21:46:03,537 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-09 21:46:03,537 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-09 21:46:03,537 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-09 21:46:03,537 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-09 21:46:03,537 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-09 21:46:03,537 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-09 21:46:03,537 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-09 21:46:03,538 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-09 21:46:03,539 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-09 21:46:03,540 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_flist_ext___true_valid_memsafety_i__exit [2018-04-09 21:46:03,541 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-09 21:46:03,542 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-09 21:46:03,543 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-09 21:46:03,544 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-09 21:46:03,544 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-09 21:46:03,544 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-09 21:46:03,544 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-09 21:46:03,544 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-09 21:46:03,544 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-09 21:46:03,544 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-09 21:46:03,545 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-09 21:46:03,546 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-09 21:46:03,547 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-09 21:46:03,547 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-09 21:46:03,547 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-09 21:46:04,063 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-09 21:46:04,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 09:46:04 BoogieIcfgContainer [2018-04-09 21:46:04,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-09 21:46:04,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-09 21:46:04,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-09 21:46:04,068 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-09 21:46:04,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.04 09:46:03" (1/3) ... [2018-04-09 21:46:04,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a2f638a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 09:46:04, skipping insertion in model container [2018-04-09 21:46:04,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.04 09:46:03" (2/3) ... [2018-04-09 21:46:04,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a2f638a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.04 09:46:04, skipping insertion in model container [2018-04-09 21:46:04,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.04 09:46:04" (3/3) ... [2018-04-09 21:46:04,072 INFO L107 eAbstractionObserver]: Analyzing ICFG list-ext_1_true-valid-memsafety.i [2018-04-09 21:46:04,081 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-09 21:46:04,089 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 35 error locations. [2018-04-09 21:46:04,139 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-09 21:46:04,140 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-09 21:46:04,140 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-09 21:46:04,140 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-09 21:46:04,140 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-09 21:46:04,140 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-09 21:46:04,140 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-09 21:46:04,140 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-09 21:46:04,140 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-09 21:46:04,141 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-09 21:46:04,155 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2018-04-09 21:46:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-09 21:46:04,160 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:04,160 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:04,160 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:04,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1807528883, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:04,175 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:04,212 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:04,231 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:04,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:04,264 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:04,265 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-09 21:46:04,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-04-09 21:46:04,277 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-04-09 21:46:04,278 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-09 21:46:04,280 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 2 states. [2018-04-09 21:46:04,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:04,308 INFO L93 Difference]: Finished difference Result 254 states and 277 transitions. [2018-04-09 21:46:04,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-04-09 21:46:04,309 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-04-09 21:46:04,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:04,316 INFO L225 Difference]: With dead ends: 254 [2018-04-09 21:46:04,317 INFO L226 Difference]: Without dead ends: 138 [2018-04-09 21:46:04,320 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-04-09 21:46:04,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-04-09 21:46:04,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-04-09 21:46:04,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-04-09 21:46:04,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 144 transitions. [2018-04-09 21:46:04,365 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 144 transitions. Word has length 16 [2018-04-09 21:46:04,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:04,366 INFO L459 AbstractCegarLoop]: Abstraction has 138 states and 144 transitions. [2018-04-09 21:46:04,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-04-09 21:46:04,366 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2018-04-09 21:46:04,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-09 21:46:04,367 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:04,367 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] [2018-04-09 21:46:04,367 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:04,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1908645763, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:04,373 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:04,398 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:04,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:04,418 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:04,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:04,464 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:04,464 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-09 21:46:04,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-09 21:46:04,465 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-09 21:46:04,466 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:46:04,466 INFO L87 Difference]: Start difference. First operand 138 states and 144 transitions. Second operand 3 states. [2018-04-09 21:46:04,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:04,495 INFO L93 Difference]: Finished difference Result 264 states and 277 transitions. [2018-04-09 21:46:04,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-09 21:46:04,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2018-04-09 21:46:04,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:04,497 INFO L225 Difference]: With dead ends: 264 [2018-04-09 21:46:04,498 INFO L226 Difference]: Without dead ends: 139 [2018-04-09 21:46:04,499 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-09 21:46:04,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-04-09 21:46:04,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-04-09 21:46:04,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-09 21:46:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 145 transitions. [2018-04-09 21:46:04,511 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 145 transitions. Word has length 23 [2018-04-09 21:46:04,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:04,511 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 145 transitions. [2018-04-09 21:46:04,511 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-09 21:46:04,511 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2018-04-09 21:46:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-09 21:46:04,512 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:04,512 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] [2018-04-09 21:46:04,513 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:04,513 INFO L82 PathProgramCache]: Analyzing trace with hash -79491578, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:04,519 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:04,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:04,538 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:04,568 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:04,570 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:04,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:04,576 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:46:04,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:04,593 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:04,630 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:04,631 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-09 21:46:04,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-09 21:46:04,631 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-09 21:46:04,631 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:46:04,631 INFO L87 Difference]: Start difference. First operand 139 states and 145 transitions. Second operand 5 states. [2018-04-09 21:46:04,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:04,873 INFO L93 Difference]: Finished difference Result 202 states and 216 transitions. [2018-04-09 21:46:04,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-09 21:46:04,873 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-04-09 21:46:04,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:04,875 INFO L225 Difference]: With dead ends: 202 [2018-04-09 21:46:04,876 INFO L226 Difference]: Without dead ends: 185 [2018-04-09 21:46:04,876 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-09 21:46:04,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2018-04-09 21:46:04,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 164. [2018-04-09 21:46:04,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-04-09 21:46:04,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 180 transitions. [2018-04-09 21:46:04,889 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 180 transitions. Word has length 25 [2018-04-09 21:46:04,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:04,890 INFO L459 AbstractCegarLoop]: Abstraction has 164 states and 180 transitions. [2018-04-09 21:46:04,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-09 21:46:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 180 transitions. [2018-04-09 21:46:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-09 21:46:04,891 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:04,891 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] [2018-04-09 21:46:04,891 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:04,892 INFO L82 PathProgramCache]: Analyzing trace with hash -79491577, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:04,900 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:04,928 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:04,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:46:04,940 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:04,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:04,944 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:05,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:05,003 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:05,090 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:05,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-09 21:46:05,091 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-09 21:46:05,091 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-09 21:46:05,091 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-09 21:46:05,091 INFO L87 Difference]: Start difference. First operand 164 states and 180 transitions. Second operand 8 states. [2018-04-09 21:46:05,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:05,319 INFO L93 Difference]: Finished difference Result 234 states and 248 transitions. [2018-04-09 21:46:05,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-09 21:46:05,320 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-04-09 21:46:05,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:05,322 INFO L225 Difference]: With dead ends: 234 [2018-04-09 21:46:05,322 INFO L226 Difference]: Without dead ends: 217 [2018-04-09 21:46:05,323 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-04-09 21:46:05,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-04-09 21:46:05,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 197. [2018-04-09 21:46:05,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-04-09 21:46:05,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 210 transitions. [2018-04-09 21:46:05,337 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 210 transitions. Word has length 25 [2018-04-09 21:46:05,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:05,337 INFO L459 AbstractCegarLoop]: Abstraction has 197 states and 210 transitions. [2018-04-09 21:46:05,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-09 21:46:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 210 transitions. [2018-04-09 21:46:05,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-09 21:46:05,339 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:05,339 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] [2018-04-09 21:46:05,339 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:05,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1303310299, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:05,353 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:05,378 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-09 21:46:05,392 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:05,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-09 21:46:05,456 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:05,456 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2018-04-09 21:46:05,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-09 21:46:05,458 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-09 21:46:05,459 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:46:05,459 INFO L87 Difference]: Start difference. First operand 197 states and 210 transitions. Second operand 5 states. [2018-04-09 21:46:05,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:05,536 INFO L93 Difference]: Finished difference Result 419 states and 445 transitions. [2018-04-09 21:46:05,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:46:05,536 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2018-04-09 21:46:05,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:05,538 INFO L225 Difference]: With dead ends: 419 [2018-04-09 21:46:05,538 INFO L226 Difference]: Without dead ends: 278 [2018-04-09 21:46:05,539 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-04-09 21:46:05,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-04-09 21:46:05,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 196. [2018-04-09 21:46:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2018-04-09 21:46:05,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 208 transitions. [2018-04-09 21:46:05,551 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 208 transitions. Word has length 42 [2018-04-09 21:46:05,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:05,552 INFO L459 AbstractCegarLoop]: Abstraction has 196 states and 208 transitions. [2018-04-09 21:46:05,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-09 21:46:05,552 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 208 transitions. [2018-04-09 21:46:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-09 21:46:05,553 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:05,554 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:05,554 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:05,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1883409288, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:05,563 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:05,591 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:05,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-09 21:46:05,607 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-09 21:46:05,662 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:05,662 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2018-04-09 21:46:05,663 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-09 21:46:05,663 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-09 21:46:05,663 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-09 21:46:05,663 INFO L87 Difference]: Start difference. First operand 196 states and 208 transitions. Second operand 5 states. [2018-04-09 21:46:05,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:05,705 INFO L93 Difference]: Finished difference Result 390 states and 414 transitions. [2018-04-09 21:46:05,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-09 21:46:05,711 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2018-04-09 21:46:05,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:05,713 INFO L225 Difference]: With dead ends: 390 [2018-04-09 21:46:05,713 INFO L226 Difference]: Without dead ends: 257 [2018-04-09 21:46:05,714 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-04-09 21:46:05,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-04-09 21:46:05,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 199. [2018-04-09 21:46:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2018-04-09 21:46:05,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 210 transitions. [2018-04-09 21:46:05,725 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 210 transitions. Word has length 44 [2018-04-09 21:46:05,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:05,725 INFO L459 AbstractCegarLoop]: Abstraction has 199 states and 210 transitions. [2018-04-09 21:46:05,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-09 21:46:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 210 transitions. [2018-04-09 21:46:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-09 21:46:05,727 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:05,727 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:05,728 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:05,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1078785443, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:05,736 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:05,761 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:05,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:05,766 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,768 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,769 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:46:05,781 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 [2018-04-09 21:46:05,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:05,784 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,785 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,788 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,789 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-04-09 21:46:05,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:46:05,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-09 21:46:05,796 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,798 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,803 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:05,803 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-09 21:46:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:05,848 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:05,857 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:05,888 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:05,889 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-04-09 21:46:05,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-09 21:46:05,889 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-09 21:46:05,889 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-09 21:46:05,889 INFO L87 Difference]: Start difference. First operand 199 states and 210 transitions. Second operand 7 states. [2018-04-09 21:46:06,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:06,235 INFO L93 Difference]: Finished difference Result 381 states and 405 transitions. [2018-04-09 21:46:06,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-09 21:46:06,235 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2018-04-09 21:46:06,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:06,237 INFO L225 Difference]: With dead ends: 381 [2018-04-09 21:46:06,237 INFO L226 Difference]: Without dead ends: 378 [2018-04-09 21:46:06,238 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2018-04-09 21:46:06,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2018-04-09 21:46:06,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 210. [2018-04-09 21:46:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-04-09 21:46:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 224 transitions. [2018-04-09 21:46:06,248 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 224 transitions. Word has length 44 [2018-04-09 21:46:06,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:06,249 INFO L459 AbstractCegarLoop]: Abstraction has 210 states and 224 transitions. [2018-04-09 21:46:06,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-09 21:46:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 224 transitions. [2018-04-09 21:46:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-09 21:46:06,250 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:06,250 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:06,250 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:06,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1078785444, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:06,260 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:06,278 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:06,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:06,281 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,285 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:06,300 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 [2018-04-09 21:46:06,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:06,302 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,304 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,310 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 [2018-04-09 21:46:06,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:06,311 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,313 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,317 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,317 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-04-09 21:46:06,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:46:06,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-09 21:46:06,327 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,329 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:46:06,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:06,336 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,337 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,340 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:06,340 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-04-09 21:46:06,356 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:06,356 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:06,442 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:06,443 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-09 21:46:06,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-09 21:46:06,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-09 21:46:06,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-04-09 21:46:06,443 INFO L87 Difference]: Start difference. First operand 210 states and 224 transitions. Second operand 12 states. [2018-04-09 21:46:06,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:06,937 INFO L93 Difference]: Finished difference Result 407 states and 430 transitions. [2018-04-09 21:46:06,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-09 21:46:06,938 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 44 [2018-04-09 21:46:06,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:06,939 INFO L225 Difference]: With dead ends: 407 [2018-04-09 21:46:06,939 INFO L226 Difference]: Without dead ends: 399 [2018-04-09 21:46:06,940 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2018-04-09 21:46:06,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2018-04-09 21:46:06,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 176. [2018-04-09 21:46:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2018-04-09 21:46:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 186 transitions. [2018-04-09 21:46:06,947 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 186 transitions. Word has length 44 [2018-04-09 21:46:06,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:06,948 INFO L459 AbstractCegarLoop]: Abstraction has 176 states and 186 transitions. [2018-04-09 21:46:06,948 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-09 21:46:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 186 transitions. [2018-04-09 21:46:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-09 21:46:06,949 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:06,949 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:06,950 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:06,950 INFO L82 PathProgramCache]: Analyzing trace with hash -828643499, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:06,959 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:06,981 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:07,007 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 [2018-04-09 21:46:07,009 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:07,010 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,011 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,013 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,014 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-04-09 21:46:07,026 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 [2018-04-09 21:46:07,027 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:07,028 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,029 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,029 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,030 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-09 21:46:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:07,037 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:07,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-09 21:46:07,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 21:46:07,062 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,063 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-09 21:46:07,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 21:46:07,066 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,067 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,069 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:07,069 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2018-04-09 21:46:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:07,096 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:07,096 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2018-04-09 21:46:07,097 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-09 21:46:07,097 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-09 21:46:07,097 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-04-09 21:46:07,097 INFO L87 Difference]: Start difference. First operand 176 states and 186 transitions. Second operand 9 states. [2018-04-09 21:46:07,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:07,352 INFO L93 Difference]: Finished difference Result 492 states and 514 transitions. [2018-04-09 21:46:07,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-09 21:46:07,352 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 46 [2018-04-09 21:46:07,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:07,354 INFO L225 Difference]: With dead ends: 492 [2018-04-09 21:46:07,354 INFO L226 Difference]: Without dead ends: 420 [2018-04-09 21:46:07,355 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2018-04-09 21:46:07,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2018-04-09 21:46:07,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 231. [2018-04-09 21:46:07,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2018-04-09 21:46:07,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 252 transitions. [2018-04-09 21:46:07,368 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 252 transitions. Word has length 46 [2018-04-09 21:46:07,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:07,368 INFO L459 AbstractCegarLoop]: Abstraction has 231 states and 252 transitions. [2018-04-09 21:46:07,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-09 21:46:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 252 transitions. [2018-04-09 21:46:07,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-09 21:46:07,369 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:07,370 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] [2018-04-09 21:46:07,370 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:07,370 INFO L82 PathProgramCache]: Analyzing trace with hash 839692691, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:07,379 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:07,402 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:07,418 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:07,465 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:07,466 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-04-09 21:46:07,466 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-09 21:46:07,466 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-09 21:46:07,466 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-04-09 21:46:07,466 INFO L87 Difference]: Start difference. First operand 231 states and 252 transitions. Second operand 9 states. [2018-04-09 21:46:07,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:07,557 INFO L93 Difference]: Finished difference Result 519 states and 576 transitions. [2018-04-09 21:46:07,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-09 21:46:07,558 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 47 [2018-04-09 21:46:07,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:07,564 INFO L225 Difference]: With dead ends: 519 [2018-04-09 21:46:07,564 INFO L226 Difference]: Without dead ends: 373 [2018-04-09 21:46:07,565 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2018-04-09 21:46:07,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2018-04-09 21:46:07,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 279. [2018-04-09 21:46:07,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-04-09 21:46:07,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 310 transitions. [2018-04-09 21:46:07,579 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 310 transitions. Word has length 47 [2018-04-09 21:46:07,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:07,581 INFO L459 AbstractCegarLoop]: Abstraction has 279 states and 310 transitions. [2018-04-09 21:46:07,581 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-09 21:46:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 310 transitions. [2018-04-09 21:46:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-09 21:46:07,582 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:07,582 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:07,582 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:07,582 INFO L82 PathProgramCache]: Analyzing trace with hash 28819632, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:07,594 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:07,616 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:07,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 21:46:07,621 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,623 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,623 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:46:07,640 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 13 treesize of output 10 [2018-04-09 21:46:07,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:07,642 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,647 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,647 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-04-09 21:46:07,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:46:07,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-09 21:46:07,692 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,693 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,694 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:07,694 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-09 21:46:07,705 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:07,706 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:07,730 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:07,763 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:07,763 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-04-09 21:46:07,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-09 21:46:07,764 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-09 21:46:07,764 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-09 21:46:07,764 INFO L87 Difference]: Start difference. First operand 279 states and 310 transitions. Second operand 7 states. [2018-04-09 21:46:08,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:08,067 INFO L93 Difference]: Finished difference Result 353 states and 389 transitions. [2018-04-09 21:46:08,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-09 21:46:08,067 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2018-04-09 21:46:08,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:08,069 INFO L225 Difference]: With dead ends: 353 [2018-04-09 21:46:08,069 INFO L226 Difference]: Without dead ends: 351 [2018-04-09 21:46:08,070 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2018-04-09 21:46:08,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-09 21:46:08,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 277. [2018-04-09 21:46:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2018-04-09 21:46:08,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 304 transitions. [2018-04-09 21:46:08,084 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 304 transitions. Word has length 49 [2018-04-09 21:46:08,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:08,084 INFO L459 AbstractCegarLoop]: Abstraction has 277 states and 304 transitions. [2018-04-09 21:46:08,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-09 21:46:08,084 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 304 transitions. [2018-04-09 21:46:08,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-04-09 21:46:08,085 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:08,085 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:08,085 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:08,085 INFO L82 PathProgramCache]: Analyzing trace with hash 28819633, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:08,095 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:08,118 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:08,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:08,127 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,131 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,132 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:08,170 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 [2018-04-09 21:46:08,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:08,173 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,175 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,185 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 [2018-04-09 21:46:08,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:08,188 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,189 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,195 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,195 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-04-09 21:46:08,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:46:08,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-09 21:46:08,211 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,213 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:46:08,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:08,236 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,238 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,262 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:08,262 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:39, output treesize:9 [2018-04-09 21:46:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:08,343 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:08,591 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:08,591 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-09 21:46:08,592 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-09 21:46:08,592 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-09 21:46:08,592 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-04-09 21:46:08,592 INFO L87 Difference]: Start difference. First operand 277 states and 304 transitions. Second operand 12 states. [2018-04-09 21:46:09,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:09,093 INFO L93 Difference]: Finished difference Result 375 states and 406 transitions. [2018-04-09 21:46:09,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-09 21:46:09,094 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 49 [2018-04-09 21:46:09,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:09,096 INFO L225 Difference]: With dead ends: 375 [2018-04-09 21:46:09,096 INFO L226 Difference]: Without dead ends: 370 [2018-04-09 21:46:09,096 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=117, Invalid=263, Unknown=0, NotChecked=0, Total=380 [2018-04-09 21:46:09,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2018-04-09 21:46:09,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 264. [2018-04-09 21:46:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-04-09 21:46:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 280 transitions. [2018-04-09 21:46:09,109 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 280 transitions. Word has length 49 [2018-04-09 21:46:09,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:09,110 INFO L459 AbstractCegarLoop]: Abstraction has 264 states and 280 transitions. [2018-04-09 21:46:09,110 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-09 21:46:09,110 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 280 transitions. [2018-04-09 21:46:09,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-09 21:46:09,111 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:09,111 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:09,111 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:09,111 INFO L82 PathProgramCache]: Analyzing trace with hash -138911944, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:09,120 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:09,143 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:09,157 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 [2018-04-09 21:46:09,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 21:46:09,164 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,169 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,169 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-04-09 21:46:09,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:46:09,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-09 21:46:09,181 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,181 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,182 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,182 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-09 21:46:09,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:09,190 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:09,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-09 21:46:09,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-09 21:46:09,226 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,227 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:09,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:09,255 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:7 [2018-04-09 21:46:09,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:09,285 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:09,285 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 8 [2018-04-09 21:46:09,285 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-09 21:46:09,285 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-09 21:46:09,285 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-04-09 21:46:09,285 INFO L87 Difference]: Start difference. First operand 264 states and 280 transitions. Second operand 8 states. [2018-04-09 21:46:09,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:09,424 INFO L93 Difference]: Finished difference Result 407 states and 425 transitions. [2018-04-09 21:46:09,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-09 21:46:09,424 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2018-04-09 21:46:09,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:09,425 INFO L225 Difference]: With dead ends: 407 [2018-04-09 21:46:09,425 INFO L226 Difference]: Without dead ends: 351 [2018-04-09 21:46:09,426 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 92 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-04-09 21:46:09,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-04-09 21:46:09,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 278. [2018-04-09 21:46:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-04-09 21:46:09,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 294 transitions. [2018-04-09 21:46:09,435 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 294 transitions. Word has length 50 [2018-04-09 21:46:09,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:09,435 INFO L459 AbstractCegarLoop]: Abstraction has 278 states and 294 transitions. [2018-04-09 21:46:09,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-09 21:46:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 294 transitions. [2018-04-09 21:46:09,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-04-09 21:46:09,436 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:09,436 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:09,436 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:09,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1946578981, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:09,449 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:09,472 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:09,529 WARN L1033 $PredicateComparison]: unable to prove that (exists ((main_~p~0.base Int)) (and (= 0 (select |c_old(#valid)| main_~p~0.base)) (= (store |c_old(#valid)| main_~p~0.base 0) |c_#valid|))) is different from true [2018-04-09 21:46:09,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:09,540 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:09,598 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc0.base_8| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc0.base_8|))) (= |c_old(#valid)| (store |c_#valid| |v_main_#t~malloc0.base_8| 0)))) is different from false [2018-04-09 21:46:09,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:09,628 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:09,628 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2018-04-09 21:46:09,628 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-09 21:46:09,628 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-09 21:46:09,628 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=56, Unknown=2, NotChecked=30, Total=110 [2018-04-09 21:46:09,629 INFO L87 Difference]: Start difference. First operand 278 states and 294 transitions. Second operand 11 states. [2018-04-09 21:46:09,671 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc0.base_8| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc0.base_8|))) (= |c_old(#valid)| (store |c_#valid| |v_main_#t~malloc0.base_8| 0)))) (= |c_#valid| |c_old(#valid)|)) is different from false [2018-04-09 21:46:09,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:09,975 INFO L93 Difference]: Finished difference Result 327 states and 344 transitions. [2018-04-09 21:46:09,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-09 21:46:09,976 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 55 [2018-04-09 21:46:09,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:09,978 INFO L225 Difference]: With dead ends: 327 [2018-04-09 21:46:09,978 INFO L226 Difference]: Without dead ends: 320 [2018-04-09 21:46:09,978 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 3 IntricatePredicates, 1 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=131, Unknown=3, NotChecked=78, Total=272 [2018-04-09 21:46:09,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-04-09 21:46:09,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 286. [2018-04-09 21:46:09,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2018-04-09 21:46:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 302 transitions. [2018-04-09 21:46:09,994 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 302 transitions. Word has length 55 [2018-04-09 21:46:09,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:09,995 INFO L459 AbstractCegarLoop]: Abstraction has 286 states and 302 transitions. [2018-04-09 21:46:09,995 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-09 21:46:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 302 transitions. [2018-04-09 21:46:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-04-09 21:46:09,996 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:09,996 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:09,996 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:09,996 INFO L82 PathProgramCache]: Analyzing trace with hash 348475248, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:10,005 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:10,031 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:10,082 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 [2018-04-09 21:46:10,084 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:10,084 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,086 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-09 21:46:10,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:10,097 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,098 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,104 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. [2018-04-09 21:46:10,104 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:36, output treesize:28 [2018-04-09 21:46:10,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:46:10,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:10,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:46:10,159 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,163 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:46:10,182 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:10,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:46:10,183 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,193 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,199 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,199 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:46, output treesize:7 [2018-04-09 21:46:10,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:10,211 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:10,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-09 21:46:10,253 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-09 21:46:10,253 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,255 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 13 treesize of output 11 [2018-04-09 21:46:10,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-09 21:46:10,256 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,257 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,264 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:10,264 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:39, output treesize:7 [2018-04-09 21:46:10,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:10,323 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-09 21:46:10,323 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 13 [2018-04-09 21:46:10,323 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-09 21:46:10,323 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-09 21:46:10,324 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-04-09 21:46:10,324 INFO L87 Difference]: Start difference. First operand 286 states and 302 transitions. Second operand 13 states. [2018-04-09 21:46:10,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:10,594 INFO L93 Difference]: Finished difference Result 359 states and 374 transitions. [2018-04-09 21:46:10,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-09 21:46:10,594 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 59 [2018-04-09 21:46:10,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:10,595 INFO L225 Difference]: With dead ends: 359 [2018-04-09 21:46:10,595 INFO L226 Difference]: Without dead ends: 309 [2018-04-09 21:46:10,596 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 104 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2018-04-09 21:46:10,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2018-04-09 21:46:10,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 264. [2018-04-09 21:46:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-04-09 21:46:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 279 transitions. [2018-04-09 21:46:10,605 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 279 transitions. Word has length 59 [2018-04-09 21:46:10,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:10,605 INFO L459 AbstractCegarLoop]: Abstraction has 264 states and 279 transitions. [2018-04-09 21:46:10,605 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-09 21:46:10,605 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 279 transitions. [2018-04-09 21:46:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-09 21:46:10,606 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:10,606 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:10,606 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:10,606 INFO L82 PathProgramCache]: Analyzing trace with hash 287524667, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:10,615 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:10,636 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-09 21:46:10,678 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-09 21:46:10,723 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:10,724 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-04-09 21:46:10,724 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-09 21:46:10,724 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-09 21:46:10,724 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-04-09 21:46:10,725 INFO L87 Difference]: Start difference. First operand 264 states and 279 transitions. Second operand 9 states. [2018-04-09 21:46:10,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:10,883 INFO L93 Difference]: Finished difference Result 645 states and 683 transitions. [2018-04-09 21:46:10,883 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-09 21:46:10,883 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2018-04-09 21:46:10,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:10,885 INFO L225 Difference]: With dead ends: 645 [2018-04-09 21:46:10,886 INFO L226 Difference]: Without dead ends: 491 [2018-04-09 21:46:10,886 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2018-04-09 21:46:10,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2018-04-09 21:46:10,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 299. [2018-04-09 21:46:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299 states. [2018-04-09 21:46:10,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 315 transitions. [2018-04-09 21:46:10,912 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 315 transitions. Word has length 63 [2018-04-09 21:46:10,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:10,912 INFO L459 AbstractCegarLoop]: Abstraction has 299 states and 315 transitions. [2018-04-09 21:46:10,912 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-09 21:46:10,912 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 315 transitions. [2018-04-09 21:46:10,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-09 21:46:10,913 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:10,913 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:10,913 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:10,914 INFO L82 PathProgramCache]: Analyzing trace with hash 1687933912, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:10,922 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:10,945 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:10,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:10,947 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,950 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:10,978 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:10,979 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:10,980 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 [2018-04-09 21:46:10,980 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,993 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:10,993 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-09 21:46:11,023 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 [2018-04-09 21:46:11,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:11,026 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,028 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,038 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,038 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:39 [2018-04-09 21:46:11,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-09 21:46:11,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:46:11,107 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,112 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,120 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. [2018-04-09 21:46:11,121 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:61, output treesize:51 [2018-04-09 21:46:11,190 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 46 treesize of output 39 [2018-04-09 21:46:11,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:11,192 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,197 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:11,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:11,198 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,201 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:11,209 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:63, output treesize:15 [2018-04-09 21:46:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:11,260 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:11,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2018-04-09 21:46:11,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:11,478 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,490 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:11,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:11,492 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,495 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,501 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 22 treesize of output 26 [2018-04-09 21:46:11,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 21 treesize of output 17 [2018-04-09 21:46:11,503 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:11,512 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 17 treesize of output 9 [2018-04-09 21:46:11,512 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:11,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2018-04-09 21:46:11,524 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:11,531 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:46:11,545 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-09 21:46:11,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 9 xjuncts. [2018-04-09 21:46:11,586 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:48, output treesize:156 [2018-04-09 21:46:12,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:12,134 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:12,135 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2018-04-09 21:46:12,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-09 21:46:12,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-09 21:46:12,135 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2018-04-09 21:46:12,135 INFO L87 Difference]: Start difference. First operand 299 states and 315 transitions. Second operand 30 states. [2018-04-09 21:46:14,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:14,264 INFO L93 Difference]: Finished difference Result 503 states and 529 transitions. [2018-04-09 21:46:14,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-09 21:46:14,265 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 65 [2018-04-09 21:46:14,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:14,266 INFO L225 Difference]: With dead ends: 503 [2018-04-09 21:46:14,266 INFO L226 Difference]: Without dead ends: 502 [2018-04-09 21:46:14,267 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 100 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 685 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=551, Invalid=2311, Unknown=0, NotChecked=0, Total=2862 [2018-04-09 21:46:14,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2018-04-09 21:46:14,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 326. [2018-04-09 21:46:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2018-04-09 21:46:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 345 transitions. [2018-04-09 21:46:14,276 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 345 transitions. Word has length 65 [2018-04-09 21:46:14,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:14,277 INFO L459 AbstractCegarLoop]: Abstraction has 326 states and 345 transitions. [2018-04-09 21:46:14,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-09 21:46:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 345 transitions. [2018-04-09 21:46:14,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-04-09 21:46:14,277 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:14,277 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:14,278 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:14,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1687933913, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:14,284 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:14,306 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:14,309 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:46:14,309 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,315 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,315 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:14,349 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:14,350 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:14,350 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 [2018-04-09 21:46:14,351 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:46:14,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,366 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-09 21:46:14,390 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:14,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:14,393 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,394 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,407 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 [2018-04-09 21:46:14,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:14,409 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,411 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,421 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:43 [2018-04-09 21:46:14,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 36 [2018-04-09 21:46:14,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:46:14,508 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,538 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-09 21:46:14,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:46:14,655 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,686 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:14,761 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. [2018-04-09 21:46:14,762 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:90, output treesize:70 [2018-04-09 21:46:15,028 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 61 treesize of output 52 [2018-04-09 21:46:15,031 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:15,032 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 38 treesize of output 26 [2018-04-09 21:46:15,033 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:15,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-09 21:46:15,051 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:15,057 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:15,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-09 21:46:15,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:15,082 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:15,091 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:15,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:46:15,092 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:15,095 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:15,106 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:15,107 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:91, output treesize:9 [2018-04-09 21:46:15,162 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:15,162 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:17,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 77 [2018-04-09 21:46:17,857 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:17,857 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:17,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:17,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:17,879 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:17,882 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:17,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 64 [2018-04-09 21:46:17,892 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2018-04-09 21:46:17,893 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:17,906 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 47 [2018-04-09 21:46:17,907 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:17,926 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 56 treesize of output 56 [2018-04-09 21:46:17,927 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:17,948 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:46:17,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-09 21:46:18,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-09 21:46:18,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,099 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,121 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:46:18,123 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-09 21:46:18,124 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:46:18,133 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 21:46:18,144 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:18,148 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:18,156 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:18,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-04-09 21:46:18,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,189 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,198 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 24 treesize of output 23 [2018-04-09 21:46:18,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 21:46:18,200 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:18,204 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,205 INFO L267 ElimStorePlain]: Start of recursive call 18: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,208 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 51 [2018-04-09 21:46:18,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,238 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:46:18,267 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:18,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2018-04-09 21:46:18,269 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,273 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,278 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-09 21:46:18,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,302 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,314 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 24 treesize of output 28 [2018-04-09 21:46:18,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 23 treesize of output 19 [2018-04-09 21:46:18,317 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:46:18,327 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 21:46:18,339 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:18,343 INFO L267 ElimStorePlain]: Start of recursive call 27: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:18,351 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:18,355 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 71 [2018-04-09 21:46:18,383 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,383 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:46:18,422 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:18,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-04-09 21:46:18,425 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,431 INFO L267 ElimStorePlain]: Start of recursive call 33: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:18,434 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:18,434 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,437 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,449 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:18,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 67 [2018-04-09 21:46:18,486 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 11 treesize of output 10 [2018-04-09 21:46:18,487 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:18,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:18,518 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,522 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2018-04-09 21:46:18,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:18,529 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:46:18,535 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,537 INFO L267 ElimStorePlain]: Start of recursive call 41: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,549 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:18,552 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-04-09 21:46:18,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,575 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,585 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 24 treesize of output 23 [2018-04-09 21:46:18,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:18,587 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-09 21:46:18,591 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,592 INFO L267 ElimStorePlain]: Start of recursive call 46: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,595 INFO L267 ElimStorePlain]: Start of recursive call 44: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,598 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 49 [2018-04-09 21:46:18,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,616 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2018-04-09 21:46:18,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:18,626 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,627 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,632 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 51 [2018-04-09 21:46:18,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,657 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:46:18,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-09 21:46:18,673 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:46:18,683 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,691 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:18,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2018-04-09 21:46:18,692 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,694 INFO L267 ElimStorePlain]: Start of recursive call 55: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,698 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:18,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:18,777 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:18,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:18,792 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-09 21:46:18,799 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:18,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-09 21:46:18,809 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:18,812 INFO L267 ElimStorePlain]: Start of recursive call 61: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:18,820 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:46:18,892 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-09 21:46:18,892 INFO L202 ElimStorePlain]: Needed 64 recursive calls to eliminate 7 variables, input treesize:133, output treesize:110 [2018-04-09 21:46:19,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 18 treesize of output 16 [2018-04-09 21:46:19,066 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:19,081 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 21:46:19,082 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:60, output treesize:55 [2018-04-09 21:46:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:19,353 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:19,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2018-04-09 21:46:19,367 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-09 21:46:19,368 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-09 21:46:19,368 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=779, Unknown=1, NotChecked=0, Total=870 [2018-04-09 21:46:19,368 INFO L87 Difference]: Start difference. First operand 326 states and 345 transitions. Second operand 30 states. [2018-04-09 21:46:21,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:21,279 INFO L93 Difference]: Finished difference Result 527 states and 553 transitions. [2018-04-09 21:46:21,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-09 21:46:21,279 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 65 [2018-04-09 21:46:21,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:21,282 INFO L225 Difference]: With dead ends: 527 [2018-04-09 21:46:21,282 INFO L226 Difference]: Without dead ends: 524 [2018-04-09 21:46:21,283 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=488, Invalid=2373, Unknown=1, NotChecked=0, Total=2862 [2018-04-09 21:46:21,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2018-04-09 21:46:21,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 324. [2018-04-09 21:46:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-04-09 21:46:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 342 transitions. [2018-04-09 21:46:21,298 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 342 transitions. Word has length 65 [2018-04-09 21:46:21,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:21,299 INFO L459 AbstractCegarLoop]: Abstraction has 324 states and 342 transitions. [2018-04-09 21:46:21,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-09 21:46:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 342 transitions. [2018-04-09 21:46:21,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-09 21:46:21,300 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:21,300 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:21,300 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:21,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1530660513, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:21,311 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:21,336 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:21,338 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:21,339 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,341 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,341 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:21,371 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:21,372 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:21,372 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 [2018-04-09 21:46:21,373 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,381 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,381 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-09 21:46:21,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-09 21:46:21,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:21,411 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,412 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,421 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:39 [2018-04-09 21:46:21,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-09 21:46:21,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:46:21,486 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,492 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,504 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. [2018-04-09 21:46:21,504 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:61, output treesize:51 [2018-04-09 21:46:21,586 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 46 treesize of output 39 [2018-04-09 21:46:21,587 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:21,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:21,588 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:21,595 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,598 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,605 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:21,605 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:63, output treesize:15 [2018-04-09 21:46:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:21,649 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:21,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2018-04-09 21:46:21,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:21,854 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:21,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:21,867 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,870 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,875 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 22 treesize of output 26 [2018-04-09 21:46:21,877 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 21 treesize of output 17 [2018-04-09 21:46:21,877 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:21,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2018-04-09 21:46:21,887 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:21,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2018-04-09 21:46:21,902 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:21,911 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:46:21,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-09 21:46:21,977 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 9 xjuncts. [2018-04-09 21:46:21,977 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:48, output treesize:156 [2018-04-09 21:46:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:22,408 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:22,409 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2018-04-09 21:46:22,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-09 21:46:22,409 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-09 21:46:22,409 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2018-04-09 21:46:22,410 INFO L87 Difference]: Start difference. First operand 324 states and 342 transitions. Second operand 30 states. [2018-04-09 21:46:23,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:23,863 INFO L93 Difference]: Finished difference Result 468 states and 493 transitions. [2018-04-09 21:46:23,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-09 21:46:23,864 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 69 [2018-04-09 21:46:23,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:23,865 INFO L225 Difference]: With dead ends: 468 [2018-04-09 21:46:23,865 INFO L226 Difference]: Without dead ends: 467 [2018-04-09 21:46:23,866 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=551, Invalid=2311, Unknown=0, NotChecked=0, Total=2862 [2018-04-09 21:46:23,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2018-04-09 21:46:23,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 347. [2018-04-09 21:46:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-04-09 21:46:23,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 367 transitions. [2018-04-09 21:46:23,876 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 367 transitions. Word has length 69 [2018-04-09 21:46:23,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:23,876 INFO L459 AbstractCegarLoop]: Abstraction has 347 states and 367 transitions. [2018-04-09 21:46:23,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-09 21:46:23,876 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 367 transitions. [2018-04-09 21:46:23,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-09 21:46:23,877 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:23,877 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:23,877 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:23,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1530660512, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:23,883 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:23,903 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:23,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 21:46:23,905 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,907 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,907 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:23,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:46:23,930 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,939 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:23,940 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:23,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:46:23,940 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,947 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,947 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-09 21:46:23,973 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 [2018-04-09 21:46:23,975 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:23,975 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,977 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:23,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:23,990 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:23,992 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,000 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,000 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:43 [2018-04-09 21:46:24,067 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 72 treesize of output 66 [2018-04-09 21:46:24,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:46:24,070 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,077 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,092 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 35 treesize of output 36 [2018-04-09 21:46:24,094 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 16 treesize of output 15 [2018-04-09 21:46:24,094 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,098 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,109 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. [2018-04-09 21:46:24,109 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:90, output treesize:70 [2018-04-09 21:46:24,185 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 61 treesize of output 52 [2018-04-09 21:46:24,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:24,187 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,193 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:24,194 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 38 treesize of output 26 [2018-04-09 21:46:24,194 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,198 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-09 21:46:24,211 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:24,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:46:24,211 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-09 21:46:24,216 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,217 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,223 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:24,224 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:91, output treesize:9 [2018-04-09 21:46:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:24,268 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:27,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 77 [2018-04-09 21:46:27,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:27,510 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:27,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:27,532 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,535 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 64 [2018-04-09 21:46:27,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2018-04-09 21:46:27,545 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:46:27,555 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 56 [2018-04-09 21:46:27,570 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:27,576 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:27,594 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-09 21:46:27,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-09 21:46:27,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:27,680 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:46:27,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-09 21:46:27,693 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:27,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:27,702 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 21:46:27,714 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:27,721 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:46:27,733 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:46:27,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 47 [2018-04-09 21:46:27,753 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:27,753 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2018-04-09 21:46:27,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:27,763 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,764 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,768 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,771 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-09 21:46:27,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:27,789 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,801 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:46:27,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-09 21:46:27,804 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:27,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:27,813 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 21:46:27,826 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:27,835 INFO L267 ElimStorePlain]: Start of recursive call 22: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:46:27,846 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:46:27,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:27,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:27,921 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:27,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:27,936 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-09 21:46:27,945 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:27,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-09 21:46:27,957 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:27,961 INFO L267 ElimStorePlain]: Start of recursive call 28: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:27,970 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:46:28,044 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-09 21:46:28,044 INFO L202 ElimStorePlain]: Needed 31 recursive calls to eliminate 7 variables, input treesize:133, output treesize:110 [2018-04-09 21:46:28,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-04-09 21:46:28,180 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:28,194 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-09 21:46:28,194 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:60, output treesize:55 [2018-04-09 21:46:28,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:28,569 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:28,569 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2018-04-09 21:46:28,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-09 21:46:28,570 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-09 21:46:28,570 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=780, Unknown=0, NotChecked=0, Total=870 [2018-04-09 21:46:28,571 INFO L87 Difference]: Start difference. First operand 347 states and 367 transitions. Second operand 30 states. [2018-04-09 21:46:30,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:30,555 INFO L93 Difference]: Finished difference Result 487 states and 511 transitions. [2018-04-09 21:46:30,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-09 21:46:30,555 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 69 [2018-04-09 21:46:30,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:30,557 INFO L225 Difference]: With dead ends: 487 [2018-04-09 21:46:30,557 INFO L226 Difference]: Without dead ends: 485 [2018-04-09 21:46:30,558 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=488, Invalid=2374, Unknown=0, NotChecked=0, Total=2862 [2018-04-09 21:46:30,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2018-04-09 21:46:30,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 345. [2018-04-09 21:46:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 345 states. [2018-04-09 21:46:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 364 transitions. [2018-04-09 21:46:30,575 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 364 transitions. Word has length 69 [2018-04-09 21:46:30,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:30,576 INFO L459 AbstractCegarLoop]: Abstraction has 345 states and 364 transitions. [2018-04-09 21:46:30,576 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-09 21:46:30,576 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 364 transitions. [2018-04-09 21:46:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-04-09 21:46:30,577 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:30,577 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:30,577 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:30,577 INFO L82 PathProgramCache]: Analyzing trace with hash 2065191483, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:30,586 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:30,611 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:30,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:30,627 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,636 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,637 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:46:30,663 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 [2018-04-09 21:46:30,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:30,665 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,674 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:19 [2018-04-09 21:46:30,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:30,689 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:30,690 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 [2018-04-09 21:46:30,690 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,697 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,697 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-09 21:46:30,725 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 [2018-04-09 21:46:30,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:30,728 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,730 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,738 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,738 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:24 [2018-04-09 21:46:30,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 21:46:30,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-04-09 21:46:30,764 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,765 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,767 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,767 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:12 [2018-04-09 21:46:30,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-04-09 21:46:30,793 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 21:46:30,793 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,797 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,800 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. [2018-04-09 21:46:30,801 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:19 [2018-04-09 21:46:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-09 21:46:30,857 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:30,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-09 21:46:30,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 21:46:30,971 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,972 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-09 21:46:30,974 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 21:46:30,975 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,976 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:30,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:30,980 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:21 [2018-04-09 21:46:31,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:31,037 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:31,037 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8] total 20 [2018-04-09 21:46:31,037 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-09 21:46:31,038 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-09 21:46:31,038 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2018-04-09 21:46:31,038 INFO L87 Difference]: Start difference. First operand 345 states and 364 transitions. Second operand 20 states. [2018-04-09 21:46:31,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:31,809 INFO L93 Difference]: Finished difference Result 645 states and 676 transitions. [2018-04-09 21:46:31,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-09 21:46:31,809 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 69 [2018-04-09 21:46:31,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:31,811 INFO L225 Difference]: With dead ends: 645 [2018-04-09 21:46:31,811 INFO L226 Difference]: Without dead ends: 585 [2018-04-09 21:46:31,812 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 118 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 522 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=514, Invalid=1936, Unknown=0, NotChecked=0, Total=2450 [2018-04-09 21:46:31,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2018-04-09 21:46:31,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 378. [2018-04-09 21:46:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2018-04-09 21:46:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 398 transitions. [2018-04-09 21:46:31,839 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 398 transitions. Word has length 69 [2018-04-09 21:46:31,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:31,839 INFO L459 AbstractCegarLoop]: Abstraction has 378 states and 398 transitions. [2018-04-09 21:46:31,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-09 21:46:31,839 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 398 transitions. [2018-04-09 21:46:31,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-09 21:46:31,840 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:31,840 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:31,841 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:31,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1521169940, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:31,849 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:31,873 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:31,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:46:31,875 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,877 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,877 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-09 21:46:31,891 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 [2018-04-09 21:46:31,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:31,893 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,894 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,898 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,898 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:19 [2018-04-09 21:46:31,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:31,907 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:31,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-09 21:46:31,908 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,912 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,912 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:18 [2018-04-09 21:46:31,929 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 [2018-04-09 21:46:31,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:31,930 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,936 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,937 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:24 [2018-04-09 21:46:31,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 21:46:31,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-04-09 21:46:31,949 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,950 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,952 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,952 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:27, output treesize:12 [2018-04-09 21:46:31,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2018-04-09 21:46:31,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-09 21:46:31,973 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,976 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:31,979 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. [2018-04-09 21:46:31,980 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:19 [2018-04-09 21:46:32,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-09 21:46:32,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-09 21:46:32,012 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:32,015 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,016 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,018 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,018 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:26, output treesize:3 [2018-04-09 21:46:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:32,036 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:32,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 26 [2018-04-09 21:46:32,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-09 21:46:32,208 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,218 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 17 treesize of output 21 [2018-04-09 21:46:32,219 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-09 21:46:32,220 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,228 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:32,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:32,229 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-09 21:46:32,229 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2018-04-09 21:46:32,234 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,240 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:32,242 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-09 21:46:32,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-09 21:46:32,244 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,248 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:32,253 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:32,260 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 3 xjuncts. [2018-04-09 21:46:32,260 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 3 variables, input treesize:39, output treesize:27 [2018-04-09 21:46:32,328 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:32,349 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:32,349 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2018-04-09 21:46:32,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-09 21:46:32,350 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-09 21:46:32,350 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=566, Unknown=0, NotChecked=0, Total=650 [2018-04-09 21:46:32,350 INFO L87 Difference]: Start difference. First operand 378 states and 398 transitions. Second operand 26 states. [2018-04-09 21:46:34,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:34,346 INFO L93 Difference]: Finished difference Result 619 states and 648 transitions. [2018-04-09 21:46:34,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-04-09 21:46:34,346 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 74 [2018-04-09 21:46:34,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:34,348 INFO L225 Difference]: With dead ends: 619 [2018-04-09 21:46:34,348 INFO L226 Difference]: Without dead ends: 574 [2018-04-09 21:46:34,349 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 818 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=842, Invalid=3190, Unknown=0, NotChecked=0, Total=4032 [2018-04-09 21:46:34,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2018-04-09 21:46:34,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 395. [2018-04-09 21:46:34,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2018-04-09 21:46:34,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 415 transitions. [2018-04-09 21:46:34,364 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 415 transitions. Word has length 74 [2018-04-09 21:46:34,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:34,364 INFO L459 AbstractCegarLoop]: Abstraction has 395 states and 415 transitions. [2018-04-09 21:46:34,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-09 21:46:34,364 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 415 transitions. [2018-04-09 21:46:34,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-04-09 21:46:34,364 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:34,365 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:34,365 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:34,365 INFO L82 PathProgramCache]: Analyzing trace with hash -769757826, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:34,382 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:34,407 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:34,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:34,422 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,476 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,476 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:34,545 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:34,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:34,546 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 [2018-04-09 21:46:34,547 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,552 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,552 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-09 21:46:34,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:34,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:34,573 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,584 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 [2018-04-09 21:46:34,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:34,586 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,587 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,594 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,594 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:23 [2018-04-09 21:46:34,641 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 14 [2018-04-09 21:46:34,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 19 [2018-04-09 21:46:34,644 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,646 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,656 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. [2018-04-09 21:46:34,656 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:57 [2018-04-09 21:46:34,678 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 92 treesize of output 86 [2018-04-09 21:46:34,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:34,680 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,686 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,699 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 72 treesize of output 73 [2018-04-09 21:46:34,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:34,701 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,706 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,714 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. [2018-04-09 21:46:34,715 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:101, output treesize:81 [2018-04-09 21:46:34,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 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 72 [2018-04-09 21:46:34,784 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:34,784 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 40 [2018-04-09 21:46:34,784 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-09 21:46:34,792 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,795 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2018-04-09 21:46:34,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-09 21:46:34,808 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,813 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:34,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:46:34,813 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,815 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,822 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:102, output treesize:7 [2018-04-09 21:46:34,848 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 [2018-04-09 21:46:34,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:34,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,850 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:34,851 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-09 21:46:34,880 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:34,880 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:35,045 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 60 treesize of output 42 [2018-04-09 21:46:35,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2018-04-09 21:46:35,046 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,048 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,049 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 60 treesize of output 42 [2018-04-09 21:46:35,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 1 [2018-04-09 21:46:35,051 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,052 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,059 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:35,060 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:55, output treesize:53 [2018-04-09 21:46:35,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:35,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:35,413 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:35,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-09 21:46:35,435 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:46:35,443 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:46:35,450 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,453 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:35,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:35,456 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:35,457 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,460 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,472 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:35,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:35,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:35,538 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:35,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:35,553 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,556 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:35,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:35,563 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-09 21:46:35,570 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 7 [2018-04-09 21:46:35,576 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:35,579 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:35,591 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:35,647 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:35,647 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 6 variables, input treesize:93, output treesize:77 [2018-04-09 21:46:35,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:36,006 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:36,007 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2018-04-09 21:46:36,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-09 21:46:36,007 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-09 21:46:36,007 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2018-04-09 21:46:36,007 INFO L87 Difference]: Start difference. First operand 395 states and 415 transitions. Second operand 34 states. [2018-04-09 21:46:38,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:38,109 INFO L93 Difference]: Finished difference Result 580 states and 606 transitions. [2018-04-09 21:46:38,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-09 21:46:38,109 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 75 [2018-04-09 21:46:38,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:38,111 INFO L225 Difference]: With dead ends: 580 [2018-04-09 21:46:38,111 INFO L226 Difference]: Without dead ends: 508 [2018-04-09 21:46:38,112 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 647 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=524, Invalid=3382, Unknown=0, NotChecked=0, Total=3906 [2018-04-09 21:46:38,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2018-04-09 21:46:38,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 395. [2018-04-09 21:46:38,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2018-04-09 21:46:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 414 transitions. [2018-04-09 21:46:38,135 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 414 transitions. Word has length 75 [2018-04-09 21:46:38,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:38,136 INFO L459 AbstractCegarLoop]: Abstraction has 395 states and 414 transitions. [2018-04-09 21:46:38,136 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-09 21:46:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 414 transitions. [2018-04-09 21:46:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-04-09 21:46:38,137 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:38,137 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:38,137 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:38,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1679807973, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:38,145 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:38,172 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:38,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:46:38,175 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,183 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,183 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:38,211 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:38,211 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:38,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:46:38,212 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,218 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,218 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-09 21:46:38,242 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 [2018-04-09 21:46:38,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:38,244 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,246 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,256 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 [2018-04-09 21:46:38,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:38,258 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,259 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,266 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,266 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:23 [2018-04-09 21:46:38,314 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 14 [2018-04-09 21:46:38,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 19 [2018-04-09 21:46:38,316 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,318 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,350 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. [2018-04-09 21:46:38,350 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:57 [2018-04-09 21:46:38,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 83 [2018-04-09 21:46:38,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:38,379 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,401 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 82 treesize of output 76 [2018-04-09 21:46:38,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:38,404 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,411 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,421 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. [2018-04-09 21:46:38,421 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:101, output treesize:81 [2018-04-09 21:46:38,506 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 72 [2018-04-09 21:46:38,509 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:38,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 40 [2018-04-09 21:46:38,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-09 21:46:38,518 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,522 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2018-04-09 21:46:38,537 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:38,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-09 21:46:38,538 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:38,544 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,546 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,553 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,553 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:102, output treesize:7 [2018-04-09 21:46:38,583 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 [2018-04-09 21:46:38,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:38,584 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,585 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,586 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-09 21:46:38,630 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:38,631 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:38,810 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 60 treesize of output 42 [2018-04-09 21:46:38,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2018-04-09 21:46:38,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,813 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,814 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 60 treesize of output 42 [2018-04-09 21:46:38,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2018-04-09 21:46:38,816 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,818 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:38,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:38,826 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:55, output treesize:53 [2018-04-09 21:46:39,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:39,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:39,401 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:39,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:39,415 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,418 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:39,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:39,424 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 7 [2018-04-09 21:46:39,431 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-09 21:46:39,437 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,440 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:39,451 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:39,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:39,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:39,510 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,527 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:39,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:39,529 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 7 [2018-04-09 21:46:39,536 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-09 21:46:39,542 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,544 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:39,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:39,546 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:39,547 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,549 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:39,560 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:39,615 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:39,615 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 6 variables, input treesize:93, output treesize:77 [2018-04-09 21:46:39,949 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:39,982 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:39,982 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2018-04-09 21:46:39,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-09 21:46:39,983 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-09 21:46:39,983 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2018-04-09 21:46:39,983 INFO L87 Difference]: Start difference. First operand 395 states and 414 transitions. Second operand 34 states. [2018-04-09 21:46:41,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:41,335 INFO L93 Difference]: Finished difference Result 530 states and 553 transitions. [2018-04-09 21:46:41,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-09 21:46:41,335 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 79 [2018-04-09 21:46:41,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:41,336 INFO L225 Difference]: With dead ends: 530 [2018-04-09 21:46:41,336 INFO L226 Difference]: Without dead ends: 474 [2018-04-09 21:46:41,337 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=426, Invalid=2766, Unknown=0, NotChecked=0, Total=3192 [2018-04-09 21:46:41,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2018-04-09 21:46:41,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 395. [2018-04-09 21:46:41,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2018-04-09 21:46:41,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 414 transitions. [2018-04-09 21:46:41,351 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 414 transitions. Word has length 79 [2018-04-09 21:46:41,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:41,352 INFO L459 AbstractCegarLoop]: Abstraction has 395 states and 414 transitions. [2018-04-09 21:46:41,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-09 21:46:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 414 transitions. [2018-04-09 21:46:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-04-09 21:46:41,352 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:41,353 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:41,353 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:41,353 INFO L82 PathProgramCache]: Analyzing trace with hash -859199263, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:41,358 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:41,379 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:41,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 21:46:41,381 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,383 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,384 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:41,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:41,406 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:41,407 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 [2018-04-09 21:46:41,407 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,411 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,411 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-09 21:46:41,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-09 21:46:41,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:41,431 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,433 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,442 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 [2018-04-09 21:46:41,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:41,444 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,445 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,452 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,452 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:43, output treesize:23 [2018-04-09 21:46:41,498 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 14 [2018-04-09 21:46:41,499 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 19 [2018-04-09 21:46:41,499 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,501 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,509 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. [2018-04-09 21:46:41,509 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:57 [2018-04-09 21:46:41,529 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 92 treesize of output 86 [2018-04-09 21:46:41,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:41,532 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,538 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,552 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 72 treesize of output 73 [2018-04-09 21:46:41,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:41,553 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,559 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,567 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. [2018-04-09 21:46:41,567 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:101, output treesize:81 [2018-04-09 21:46:41,634 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 72 [2018-04-09 21:46:41,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-09 21:46:41,636 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,642 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:41,642 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 40 [2018-04-09 21:46:41,642 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,647 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2018-04-09 21:46:41,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-09 21:46:41,659 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,663 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:41,664 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 19 treesize of output 15 [2018-04-09 21:46:41,664 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,666 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,672 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,672 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:102, output treesize:7 [2018-04-09 21:46:41,698 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 [2018-04-09 21:46:41,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:41,699 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,700 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,701 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2018-04-09 21:46:41,731 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:41,732 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:41,892 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 39 treesize of output 21 [2018-04-09 21:46:41,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 3 [2018-04-09 21:46:41,894 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,895 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:41,903 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:41,903 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:54, output treesize:53 [2018-04-09 21:46:43,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:43,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:43,963 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:43,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:43,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:43,978 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:43,980 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:43,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:43,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-09 21:46:43,987 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:43,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:46:43,994 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:43,999 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 12 treesize of output 3 [2018-04-09 21:46:43,999 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:44,002 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:44,012 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:44,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-09 21:46:44,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:44,067 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:44,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-09 21:46:44,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2018-04-09 21:46:44,094 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:44,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 7 [2018-04-09 21:46:44,101 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:44,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-09 21:46:44,107 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:44,109 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:44,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:44,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:44,112 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:44,114 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:44,125 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:44,185 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:46:44,185 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 6 variables, input treesize:93, output treesize:77 [2018-04-09 21:46:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:44,530 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:44,554 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2018-04-09 21:46:44,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-09 21:46:44,555 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-09 21:46:44,555 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=961, Unknown=1, NotChecked=0, Total=1056 [2018-04-09 21:46:44,555 INFO L87 Difference]: Start difference. First operand 395 states and 414 transitions. Second operand 33 states. [2018-04-09 21:46:45,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:45,922 INFO L93 Difference]: Finished difference Result 525 states and 547 transitions. [2018-04-09 21:46:45,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-09 21:46:45,922 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 79 [2018-04-09 21:46:45,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:45,924 INFO L225 Difference]: With dead ends: 525 [2018-04-09 21:46:45,924 INFO L226 Difference]: Without dead ends: 469 [2018-04-09 21:46:45,925 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 125 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 386 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=369, Invalid=2282, Unknown=1, NotChecked=0, Total=2652 [2018-04-09 21:46:45,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-04-09 21:46:45,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 391. [2018-04-09 21:46:45,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2018-04-09 21:46:45,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 409 transitions. [2018-04-09 21:46:45,939 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 409 transitions. Word has length 79 [2018-04-09 21:46:45,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:45,939 INFO L459 AbstractCegarLoop]: Abstraction has 391 states and 409 transitions. [2018-04-09 21:46:45,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-09 21:46:45,940 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 409 transitions. [2018-04-09 21:46:45,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-09 21:46:45,940 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:45,940 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:45,940 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:45,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1258437966, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:45,953 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:45,978 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:45,981 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 [2018-04-09 21:46:45,981 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:45,983 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:45,983 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:46,005 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:46,006 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:46,006 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 [2018-04-09 21:46:46,007 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,012 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,012 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:20 [2018-04-09 21:46:46,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-09 21:46:46,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:46,044 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,045 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,052 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,053 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:33 [2018-04-09 21:46:46,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-04-09 21:46:46,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:46:46,102 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,105 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,112 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. [2018-04-09 21:46:46,112 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:55, output treesize:45 [2018-04-09 21:46:46,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2018-04-09 21:46:46,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:46:46,164 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,168 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:46,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-04-09 21:46:46,169 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,172 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,176 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,176 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:54, output treesize:4 [2018-04-09 21:46:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:46:46,208 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:46,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 32 [2018-04-09 21:46:46,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:46,333 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,351 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 21 treesize of output 25 [2018-04-09 21:46:46,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2018-04-09 21:46:46,353 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:46:46,362 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,370 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 12 [2018-04-09 21:46:46,370 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:46,373 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:46,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:46,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:46,376 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,377 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:46,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:46:46,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:46:46,392 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:40, output treesize:19 [2018-04-09 21:46:46,603 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:46:46,623 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:46,624 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2018-04-09 21:46:46,624 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-09 21:46:46,624 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-09 21:46:46,625 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2018-04-09 21:46:46,625 INFO L87 Difference]: Start difference. First operand 391 states and 409 transitions. Second operand 27 states. [2018-04-09 21:46:47,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:47,613 INFO L93 Difference]: Finished difference Result 486 states and 506 transitions. [2018-04-09 21:46:47,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-09 21:46:47,613 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 84 [2018-04-09 21:46:47,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:47,614 INFO L225 Difference]: With dead ends: 486 [2018-04-09 21:46:47,614 INFO L226 Difference]: Without dead ends: 479 [2018-04-09 21:46:47,615 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=329, Invalid=1477, Unknown=0, NotChecked=0, Total=1806 [2018-04-09 21:46:47,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2018-04-09 21:46:47,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 402. [2018-04-09 21:46:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2018-04-09 21:46:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 420 transitions. [2018-04-09 21:46:47,639 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 420 transitions. Word has length 84 [2018-04-09 21:46:47,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:47,639 INFO L459 AbstractCegarLoop]: Abstraction has 402 states and 420 transitions. [2018-04-09 21:46:47,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-09 21:46:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 420 transitions. [2018-04-09 21:46:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-09 21:46:47,640 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:47,640 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:47,640 INFO L408 AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:47,640 INFO L82 PathProgramCache]: Analyzing trace with hash -340727854, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:47,646 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:47,670 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:47,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-09 21:46:47,672 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,675 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:47,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:47,697 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:47,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-09 21:46:47,698 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,704 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:20 [2018-04-09 21:46:47,735 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 [2018-04-09 21:46:47,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:47,736 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,737 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,744 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,744 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:33 [2018-04-09 21:46:47,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-04-09 21:46:47,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:46:47,797 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,801 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,808 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. [2018-04-09 21:46:47,808 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:55, output treesize:45 [2018-04-09 21:46:47,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2018-04-09 21:46:47,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:47,865 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,870 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:47,871 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 24 treesize of output 16 [2018-04-09 21:46:47,871 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,873 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,878 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:47,878 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:54, output treesize:4 [2018-04-09 21:46:47,911 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:46:47,911 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:48,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 32 [2018-04-09 21:46:48,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:48,033 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:48,043 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 21 treesize of output 25 [2018-04-09 21:46:48,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 12 [2018-04-09 21:46:48,045 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:48,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:46:48,052 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:48,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 12 [2018-04-09 21:46:48,060 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:48,063 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:46:48,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:46:48,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:48,065 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:48,067 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:48,072 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:46:48,077 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:46:48,078 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:40, output treesize:19 [2018-04-09 21:46:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:46:48,301 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:48,301 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2018-04-09 21:46:48,301 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-09 21:46:48,302 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-09 21:46:48,302 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2018-04-09 21:46:48,302 INFO L87 Difference]: Start difference. First operand 402 states and 420 transitions. Second operand 27 states. [2018-04-09 21:46:49,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:49,303 INFO L93 Difference]: Finished difference Result 522 states and 543 transitions. [2018-04-09 21:46:49,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-09 21:46:49,303 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 84 [2018-04-09 21:46:49,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:49,305 INFO L225 Difference]: With dead ends: 522 [2018-04-09 21:46:49,305 INFO L226 Difference]: Without dead ends: 515 [2018-04-09 21:46:49,305 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=329, Invalid=1477, Unknown=0, NotChecked=0, Total=1806 [2018-04-09 21:46:49,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-04-09 21:46:49,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 403. [2018-04-09 21:46:49,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2018-04-09 21:46:49,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 421 transitions. [2018-04-09 21:46:49,323 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 421 transitions. Word has length 84 [2018-04-09 21:46:49,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:49,324 INFO L459 AbstractCegarLoop]: Abstraction has 403 states and 421 transitions. [2018-04-09 21:46:49,324 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-09 21:46:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 421 transitions. [2018-04-09 21:46:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-09 21:46:49,325 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:49,325 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:49,325 INFO L408 AbstractCegarLoop]: === Iteration 28 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:49,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1452149863, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:49,332 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:49,356 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:49,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:46:49,359 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,362 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,362 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:49,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:49,387 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:49,388 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 [2018-04-09 21:46:49,388 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,392 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-09 21:46:49,414 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 [2018-04-09 21:46:49,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:49,416 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,418 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,425 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,425 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:28 [2018-04-09 21:46:49,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:49,479 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:49,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:46:49,480 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,486 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. [2018-04-09 21:46:49,486 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:33 [2018-04-09 21:46:49,514 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:49,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 34 [2018-04-09 21:46:49,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:49,518 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,523 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,532 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:49,532 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:44 [2018-04-09 21:46:49,646 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 75 treesize of output 73 [2018-04-09 21:46:49,649 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 82 treesize of output 81 [2018-04-09 21:46:49,649 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,675 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 49 treesize of output 61 [2018-04-09 21:46:49,676 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:49,690 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:49,707 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-09 21:46:49,707 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:84, output treesize:115 [2018-04-09 21:46:49,837 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 58 treesize of output 51 [2018-04-09 21:46:49,839 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:49,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:49,840 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:49,848 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,853 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,877 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 80 treesize of output 74 [2018-04-09 21:46:49,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 56 [2018-04-09 21:46:49,879 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:49,902 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 44 [2018-04-09 21:46:49,902 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 39 [2018-04-09 21:46:49,928 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:49,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:49,956 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 44 treesize of output 36 [2018-04-09 21:46:49,956 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2018-04-09 21:46:49,983 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:49,994 INFO L267 ElimStorePlain]: Start of recursive call 5: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:50,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:50,007 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 11 variables, input treesize:139, output treesize:5 [2018-04-09 21:46:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:50,069 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:46:50,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-04-09 21:46:50,476 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:50,482 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:50,482 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:54, output treesize:46 [2018-04-09 21:46:51,772 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:51,773 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:51,773 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-09 21:46:51,773 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:51,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 51 [2018-04-09 21:46:51,787 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:46:51,787 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:51,804 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:46:51,840 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:51,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:46:51,847 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:51,849 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:51,855 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:46:51,855 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:51,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:51,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:46:51,864 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:51,867 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:51,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 48 [2018-04-09 21:46:51,875 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:51,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-09 21:46:51,986 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:51,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:46:51,988 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:51,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:46:51,990 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,090 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 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:46:52,092 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:46:52,092 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,107 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,107 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,107 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 21 [2018-04-09 21:46:52,108 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,123 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 40 [2018-04-09 21:46:52,127 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:52,141 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:52,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:46:52,148 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:46:52,148 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,163 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-04-09 21:46:52,164 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,178 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,182 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 31 treesize of output 40 [2018-04-09 21:46:52,183 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:52,196 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:52,198 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 36 treesize of output 32 [2018-04-09 21:46:52,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,200 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:52,200 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 17 treesize of output 11 [2018-04-09 21:46:52,200 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,206 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,211 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 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:46:52,213 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:46:52,213 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:46:52,228 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,245 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:46:52,246 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:52,254 INFO L267 ElimStorePlain]: Start of recursive call 23: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,255 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 34 treesize of output 32 [2018-04-09 21:46:52,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:46:52,257 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,262 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:46:52,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 26 [2018-04-09 21:46:52,269 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:46:52,288 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:52,299 INFO L267 ElimStorePlain]: Start of recursive call 29: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:46:52,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-09 21:46:52,472 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2018-04-09 21:46:52,538 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,539 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:52,539 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 21:46:52,599 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:46:52,665 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:52,770 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 25 treesize of output 20 [2018-04-09 21:46:52,770 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:46:52,814 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:52,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:46:52,885 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:52,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:46:52,927 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:52,960 INFO L267 ElimStorePlain]: Start of recursive call 32: 10 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:46:52,975 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 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:46:53,183 WARN L151 SmtUtils]: Spent 205ms on a formula simplification. DAG size of input: 97 DAG size of output 94 [2018-04-09 21:46:53,185 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:46:53,185 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:46:53,264 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:53,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2018-04-09 21:46:53,344 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,346 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:53,346 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-09 21:46:53,404 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:46:53,450 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:46:53,485 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,556 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:46:53,556 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:53,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:46:53,594 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:53,633 INFO L267 ElimStorePlain]: Start of recursive call 42: 10 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:46:53,639 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 1 case distinctions, treesize of input 35 treesize of output 37 [2018-04-09 21:46:53,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:46:53,641 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:46:53,659 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:53,669 INFO L267 ElimStorePlain]: Start of recursive call 52: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:46:53,744 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 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:46:53,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:46:53,757 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:53,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:46:53,841 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:53,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-09 21:46:53,908 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:53,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:46:53,977 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:54,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2018-04-09 21:46:54,037 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:54,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:46:54,087 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:54,136 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:46:54,137 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-09 21:46:54,180 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:54,215 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-09 21:46:54,244 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 26 [2018-04-09 21:46:54,269 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:54,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 17 [2018-04-09 21:46:54,290 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,321 INFO L267 ElimStorePlain]: Start of recursive call 55: 13 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:46:54,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:46:54,337 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:46:54,338 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:46:54,398 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:46:54,463 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:54,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:46:54,541 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:54,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:46:54,630 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:46:54,687 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:46:54,794 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:54,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-09 21:46:54,841 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:46:54,888 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 2 xjuncts. [2018-04-09 21:46:54,935 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 33 treesize of output 28 [2018-04-09 21:46:54,936 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:54,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:46:54,980 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:55,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:46:55,024 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 3 xjuncts. [2018-04-09 21:46:55,055 INFO L267 ElimStorePlain]: Start of recursive call 69: 13 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:46:55,093 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:46:55,114 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:46:55,139 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:46:55,139 INFO L202 ElimStorePlain]: Needed 81 recursive calls to eliminate 6 variables, input treesize:98, output treesize:52 [2018-04-09 21:46:55,491 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:55,512 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:46:55,512 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 37 [2018-04-09 21:46:55,512 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-09 21:46:55,512 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-09 21:46:55,513 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1284, Unknown=0, NotChecked=0, Total=1406 [2018-04-09 21:46:55,513 INFO L87 Difference]: Start difference. First operand 403 states and 421 transitions. Second operand 38 states. [2018-04-09 21:46:58,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:46:58,671 INFO L93 Difference]: Finished difference Result 589 states and 614 transitions. [2018-04-09 21:46:58,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-04-09 21:46:58,671 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 84 [2018-04-09 21:46:58,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:46:58,673 INFO L225 Difference]: With dead ends: 589 [2018-04-09 21:46:58,673 INFO L226 Difference]: Without dead ends: 588 [2018-04-09 21:46:58,674 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 922 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=709, Invalid=4261, Unknown=0, NotChecked=0, Total=4970 [2018-04-09 21:46:58,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2018-04-09 21:46:58,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 412. [2018-04-09 21:46:58,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2018-04-09 21:46:58,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 431 transitions. [2018-04-09 21:46:58,693 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 431 transitions. Word has length 84 [2018-04-09 21:46:58,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:46:58,694 INFO L459 AbstractCegarLoop]: Abstraction has 412 states and 431 transitions. [2018-04-09 21:46:58,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-09 21:46:58,694 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 431 transitions. [2018-04-09 21:46:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-09 21:46:58,694 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:46:58,694 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:46:58,695 INFO L408 AbstractCegarLoop]: === Iteration 29 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:46:58,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1452149862, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:46:58,700 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:46:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:46:58,724 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:46:58,727 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 6 treesize of output 5 [2018-04-09 21:46:58,727 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,729 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,729 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:46:58,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:58,752 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:58,753 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 [2018-04-09 21:46:58,753 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,762 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,762 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-09 21:46:58,790 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 [2018-04-09 21:46:58,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:58,792 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,793 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,805 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 [2018-04-09 21:46:58,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:58,806 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,808 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,817 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,817 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:53, output treesize:48 [2018-04-09 21:46:58,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:58,870 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:58,871 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:58,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-04-09 21:46:58,872 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,880 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. [2018-04-09 21:46:58,880 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:52 [2018-04-09 21:46:58,911 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:58,914 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 23 treesize of output 30 [2018-04-09 21:46:58,916 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 16 treesize of output 15 [2018-04-09 21:46:58,916 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,921 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,938 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:46:58,941 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 58 treesize of output 59 [2018-04-09 21:46:58,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:46:58,943 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,949 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:58,964 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:58,964 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:90, output treesize:76 [2018-04-09 21:46:59,041 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 47 treesize of output 48 [2018-04-09 21:46:59,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:59,043 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,047 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,070 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 120 treesize of output 93 [2018-04-09 21:46:59,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:46:59,072 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,080 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,094 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. [2018-04-09 21:46:59,095 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:159, output treesize:127 [2018-04-09 21:46:59,194 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 113 treesize of output 81 [2018-04-09 21:46:59,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:46:59,196 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2018-04-09 21:46:59,205 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:59,214 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:59,214 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-09 21:46:59,214 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,221 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:46:59,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-09 21:46:59,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-09 21:46:59,238 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,242 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:46:59,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:46:59,243 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,245 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,255 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:46:59,255 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:148, output treesize:9 [2018-04-09 21:46:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:46:59,330 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:47:03,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 104 [2018-04-09 21:47:03,814 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:03,856 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 58 [2018-04-09 21:47:03,857 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:03,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-1 vars, End of recursive call: 11 dim-0 vars, and 3 xjuncts. [2018-04-09 21:47:03,894 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 10 variables, input treesize:161, output treesize:159 [2018-04-09 21:47:21,210 WARN L148 SmtUtils]: Spent 3071ms on a formula simplification that was a NOOP. DAG size: 72 [2018-04-09 21:47:22,806 WARN L148 SmtUtils]: Spent 1494ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-09 21:47:31,255 WARN L148 SmtUtils]: Spent 2103ms on a formula simplification that was a NOOP. DAG size: 88 [2018-04-09 21:47:31,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 68 [2018-04-09 21:47:31,264 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 11 treesize of output 10 [2018-04-09 21:47:31,265 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,290 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:47:31,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:47:31,331 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,332 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 37 treesize of output 36 [2018-04-09 21:47:31,333 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:47:31,334 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-09 21:47:31,336 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,427 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 36 treesize of output 46 [2018-04-09 21:47:31,428 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:31,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2018-04-09 21:47:31,437 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:31,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 45 [2018-04-09 21:47:31,446 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:31,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:47:31,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-09 21:47:31,626 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 21:47:31,696 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:47:31,765 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:31,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:47:31,834 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-04-09 21:47:31,835 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,897 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 25 treesize of output 20 [2018-04-09 21:47:31,897 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-09 21:47:31,898 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-09 21:47:31,948 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:31,992 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:47:31,993 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:32,101 INFO L267 ElimStorePlain]: Start of recursive call 12: 10 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:47:32,107 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 37 [2018-04-09 21:47:32,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:47:32,109 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:32,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:47:32,127 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:32,142 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:47:32,158 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 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:47:32,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:47:32,229 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:32,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:47:32,318 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:32,406 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 25 treesize of output 20 [2018-04-09 21:47:32,406 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:32,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:47:32,498 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:32,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:47:32,571 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:32,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:47:32,572 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:32,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-09 21:47:32,693 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:32,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:47:32,695 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:32,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:47:32,821 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:32,863 INFO L267 ElimStorePlain]: Start of recursive call 25: 10 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:47:32,993 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 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:47:32,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:47:32,996 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:47:33,013 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:47:33,032 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:33,041 INFO L267 ElimStorePlain]: Start of recursive call 35: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-09 21:47:33,044 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:47:33,044 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,047 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:47:33,055 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:47:33,055 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:47:33,076 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:33,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:47:33,096 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,112 INFO L267 ElimStorePlain]: Start of recursive call 41: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:47:33,204 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 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:47:33,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:47:33,207 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:47:33,276 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:33,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:47:33,361 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:33,420 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2018-04-09 21:47:33,421 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:33,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:47:33,472 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-09 21:47:33,473 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:47:33,521 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:47:33,610 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:47:33,652 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:47:33,742 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:33,788 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 25 treesize of output 20 [2018-04-09 21:47:33,788 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:47:33,832 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:47:33,834 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:33,871 INFO L267 ElimStorePlain]: Start of recursive call 45: 13 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:47:33,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:47:33,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:47:33,897 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:33,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:47:33,980 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:34,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-09 21:47:34,060 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:47:34,145 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 3 xjuncts. [2018-04-09 21:47:34,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-09 21:47:34,204 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-04-09 21:47:34,302 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:47:34,304 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:47:34,360 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:34,515 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-09 21:47:34,515 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,539 INFO L267 ElimStorePlain]: Start of recursive call 59: 13 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:47:34,590 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-09 21:47:34,625 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-09 21:47:34,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 70 [2018-04-09 21:47:34,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:47:34,780 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 60 [2018-04-09 21:47:34,849 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:47:34,849 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,851 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:47:34,851 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,860 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 38 treesize of output 48 [2018-04-09 21:47:34,861 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:34,870 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 38 treesize of output 48 [2018-04-09 21:47:34,870 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:34,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2018-04-09 21:47:34,952 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:34,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2018-04-09 21:47:34,954 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:35,042 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 3 case distinctions, treesize of input 38 treesize of output 54 [2018-04-09 21:47:35,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 30 treesize of output 26 [2018-04-09 21:47:35,115 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:35,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:47:35,207 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:35,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:47:35,334 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:35,460 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:47:35,461 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:35,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:47:35,462 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:35,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2018-04-09 21:47:35,567 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:35,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 45 [2018-04-09 21:47:35,779 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:35,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-09 21:47:35,874 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:35,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:47:35,875 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:35,948 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-09 21:47:35,948 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:36,090 INFO L267 ElimStorePlain]: Start of recursive call 78: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:47:36,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 54 [2018-04-09 21:47:36,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:47:36,189 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:36,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:47:36,325 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:36,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 30 [2018-04-09 21:47:36,331 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:36,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:47:36,454 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:36,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-09 21:47:36,561 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:36,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 45 [2018-04-09 21:47:36,761 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:36,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:47:36,891 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:36,968 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:47:36,968 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:37,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2018-04-09 21:47:37,042 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:37,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:47:37,114 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:37,181 INFO L267 ElimStorePlain]: Start of recursive call 89: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:47:37,392 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 3 case distinctions, treesize of input 35 treesize of output 53 [2018-04-09 21:47:37,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 35 treesize of output 31 [2018-04-09 21:47:37,396 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:37,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-04-09 21:47:37,464 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:37,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:47:37,532 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:37,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:47:37,599 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:37,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:47:37,670 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:37,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 45 [2018-04-09 21:47:37,753 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:37,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:47:37,979 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:47:38,126 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:38,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-09 21:47:38,198 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-09 21:47:38,268 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,333 INFO L267 ElimStorePlain]: Start of recursive call 100: 13 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:47:38,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 53 [2018-04-09 21:47:38,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-04-09 21:47:38,350 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:47:38,431 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2018-04-09 21:47:38,511 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:47:38,589 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:38,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-09 21:47:38,660 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:47:38,727 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:38,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:47:38,806 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:38,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:47:38,920 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:39,012 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2018-04-09 21:47:39,012 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:39,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 23 treesize of output 19 [2018-04-09 21:47:39,101 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:39,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:47:39,102 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:39,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 45 [2018-04-09 21:47:39,251 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:39,325 INFO L267 ElimStorePlain]: Start of recursive call 111: 13 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:47:39,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 41 [2018-04-09 21:47:39,513 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 33 treesize of output 33 [2018-04-09 21:47:39,513 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:39,534 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 36 treesize of output 28 [2018-04-09 21:47:39,534 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:39,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 28 treesize of output 24 [2018-04-09 21:47:39,553 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:39,568 INFO L267 ElimStorePlain]: Start of recursive call 124: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:47:39,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 41 [2018-04-09 21:47:39,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:47:39,576 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:39,592 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:47:39,592 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:39,610 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 33 treesize of output 33 [2018-04-09 21:47:39,611 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:39,626 INFO L267 ElimStorePlain]: Start of recursive call 128: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:47:39,742 INFO L267 ElimStorePlain]: Start of recursive call 71: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 19 xjuncts. [2018-04-09 21:47:39,830 INFO L267 ElimStorePlain]: Start of recursive call 69: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:47:40,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 68 [2018-04-09 21:47:40,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:47:40,160 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:47:40,238 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 37 treesize of output 36 [2018-04-09 21:47:40,238 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:47:40,240 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,303 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 36 treesize of output 46 [2018-04-09 21:47:40,304 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:40,312 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 36 treesize of output 46 [2018-04-09 21:47:40,313 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:40,391 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 36 treesize of output 46 [2018-04-09 21:47:40,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:47:40,393 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:47:40,429 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:40,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:47:40,466 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,500 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:47:40,500 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:47:40,545 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:40,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:47:40,610 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,673 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 25 treesize of output 25 [2018-04-09 21:47:40,673 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:40,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:47:40,709 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,738 INFO L267 ElimStorePlain]: Start of recursive call 139: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:47:40,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2018-04-09 21:47:40,754 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 33 treesize of output 33 [2018-04-09 21:47:40,755 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:40,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:47:40,807 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:40,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-09 21:47:40,884 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:47:40,952 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:40,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:47:40,953 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:41,020 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 25 treesize of output 25 [2018-04-09 21:47:41,020 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:41,060 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:47:41,061 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:41,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 21 [2018-04-09 21:47:41,090 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:41,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:47:41,118 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:41,142 INFO L267 ElimStorePlain]: Start of recursive call 148: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:47:41,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:47:41,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 33 treesize of output 29 [2018-04-09 21:47:41,332 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:41,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:47:41,417 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:41,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:47:41,498 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:41,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:47:41,577 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:41,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:47:41,666 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:41,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:47:41,780 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:41,901 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 25 treesize of output 25 [2018-04-09 21:47:41,901 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:41,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:47:41,903 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:42,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-09 21:47:42,109 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:42,174 INFO L267 ElimStorePlain]: Start of recursive call 158: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:47:42,190 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 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:47:42,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:47:42,271 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:42,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:47:42,356 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 8 xjuncts. [2018-04-09 21:47:42,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:47:42,524 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:42,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:47:42,748 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:42,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:47:42,750 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:42,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:47:42,825 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:42,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-09 21:47:42,896 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:42,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 21:47:42,964 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:43,035 INFO L267 ElimStorePlain]: Start of recursive call 168: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:47:43,211 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 35 treesize of output 39 [2018-04-09 21:47:43,212 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-09 21:47:43,213 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:43,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:47:43,232 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:43,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 26 treesize of output 22 [2018-04-09 21:47:43,251 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:43,266 INFO L267 ElimStorePlain]: Start of recursive call 177: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:47:43,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:47:43,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 26 [2018-04-09 21:47:43,273 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:43,291 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:47:43,292 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-09 21:47:43,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:47:43,314 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 2 xjuncts. [2018-04-09 21:47:43,333 INFO L267 ElimStorePlain]: Start of recursive call 181: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:47:43,462 INFO L267 ElimStorePlain]: Start of recursive call 134: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 19 xjuncts. [2018-04-09 21:47:43,546 INFO L267 ElimStorePlain]: Start of recursive call 132: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:47:44,065 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 3 dim-2 vars, End of recursive call: 35 dim-0 vars, and 36 xjuncts. [2018-04-09 21:47:44,065 INFO L202 ElimStorePlain]: Needed 184 recursive calls to eliminate 17 variables, input treesize:294, output treesize:747 [2018-04-09 21:47:44,351 WARN L151 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 285 DAG size of output 58 [2018-04-09 21:47:44,918 WARN L151 SmtUtils]: Spent 362ms on a formula simplification. DAG size of input: 71 DAG size of output 59 [2018-04-09 21:47:49,331 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:47:49,352 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:47:49,352 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 39 [2018-04-09 21:47:49,352 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-09 21:47:49,352 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-09 21:47:49,353 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1412, Unknown=13, NotChecked=0, Total=1560 [2018-04-09 21:47:49,353 INFO L87 Difference]: Start difference. First operand 412 states and 431 transitions. Second operand 40 states. [2018-04-09 21:47:50,154 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 100 DAG size of output 56 [2018-04-09 21:47:51,452 WARN L151 SmtUtils]: Spent 940ms on a formula simplification. DAG size of input: 130 DAG size of output 58 [2018-04-09 21:48:00,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:48:00,054 INFO L93 Difference]: Finished difference Result 622 states and 646 transitions. [2018-04-09 21:48:00,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-09 21:48:00,054 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 84 [2018-04-09 21:48:00,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:48:00,056 INFO L225 Difference]: With dead ends: 622 [2018-04-09 21:48:00,056 INFO L226 Difference]: Without dead ends: 621 [2018-04-09 21:48:00,057 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 128 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1259 ImplicationChecksByTransitivity, 41.8s TimeCoverageRelationStatistics Valid=831, Invalid=5318, Unknown=13, NotChecked=0, Total=6162 [2018-04-09 21:48:00,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2018-04-09 21:48:00,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 412. [2018-04-09 21:48:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2018-04-09 21:48:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 430 transitions. [2018-04-09 21:48:00,077 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 430 transitions. Word has length 84 [2018-04-09 21:48:00,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:48:00,078 INFO L459 AbstractCegarLoop]: Abstraction has 412 states and 430 transitions. [2018-04-09 21:48:00,078 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-09 21:48:00,078 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 430 transitions. [2018-04-09 21:48:00,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-09 21:48:00,079 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:48:00,079 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:48:00,079 INFO L408 AbstractCegarLoop]: === Iteration 30 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:48:00,079 INFO L82 PathProgramCache]: Analyzing trace with hash -240313739, now seen corresponding path program 3 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:48:00,091 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:48:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:48:00,121 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:48:00,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:48:00,124 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,126 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:48:00,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:00,150 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:00,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:48:00,151 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,156 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,156 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-09 21:48:00,175 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 [2018-04-09 21:48:00,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:48:00,177 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,178 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,185 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,185 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:28 [2018-04-09 21:48:00,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:00,230 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:00,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:48:00,231 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,237 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. [2018-04-09 21:48:00,237 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:33 [2018-04-09 21:48:00,266 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:00,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 34 [2018-04-09 21:48:00,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:48:00,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,275 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,284 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:48:00,284 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:44 [2018-04-09 21:48:00,370 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 75 treesize of output 73 [2018-04-09 21:48:00,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 81 [2018-04-09 21:48:00,372 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,398 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 47 treesize of output 61 [2018-04-09 21:48:00,399 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:00,414 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:48:00,432 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-09 21:48:00,432 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:84, output treesize:115 [2018-04-09 21:48:00,579 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 80 treesize of output 74 [2018-04-09 21:48:00,585 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 53 [2018-04-09 21:48:00,586 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:00,623 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:00,623 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 45 treesize of output 37 [2018-04-09 21:48:00,623 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,625 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:00,625 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 41 treesize of output 33 [2018-04-09 21:48:00,625 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 57 [2018-04-09 21:48:00,660 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:00,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2018-04-09 21:48:00,690 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-09 21:48:00,717 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,728 INFO L267 ElimStorePlain]: Start of recursive call 2: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,746 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 58 treesize of output 51 [2018-04-09 21:48:00,748 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 7 treesize of output 1 [2018-04-09 21:48:00,748 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,756 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:00,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:48:00,757 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,763 INFO L267 ElimStorePlain]: Start of recursive call 9: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:00,775 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 11 variables, input treesize:139, output treesize:5 [2018-04-09 21:48:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:48:00,842 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:48:02,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 43 [2018-04-09 21:48:02,345 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:02,350 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-09 21:48:02,350 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:54, output treesize:46 [2018-04-09 21:48:03,679 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:03,680 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:03,680 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-09 21:48:03,680 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 51 [2018-04-09 21:48:03,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:48:03,692 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:48:03,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-09 21:48:03,744 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:48:03,745 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:48:03,748 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:48:03,751 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,837 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:03,842 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 48 [2018-04-09 21:48:03,843 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:03,845 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:03,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:48:03,851 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:03,853 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:03,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:48:03,860 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:03,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:48:03,964 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:03,964 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:03,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-09 21:48:03,964 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,970 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,972 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 34 treesize of output 32 [2018-04-09 21:48:03,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:48:03,973 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,978 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:03,983 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:48:03,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-09 21:48:03,985 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:04,000 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:48:04,017 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,025 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:48:04,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,033 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,033 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-09 21:48:04,033 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-09 21:48:04,049 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,062 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,063 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,067 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 31 treesize of output 40 [2018-04-09 21:48:04,067 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,083 INFO L267 ElimStorePlain]: Start of recursive call 21: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,089 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 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:48:04,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:48:04,091 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:48:04,107 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:48:04,125 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,133 INFO L267 ElimStorePlain]: Start of recursive call 25: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,139 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 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:48:04,141 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,142 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-09 21:48:04,142 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,158 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,159 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:04,163 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 31 treesize of output 40 [2018-04-09 21:48:04,163 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-09 21:48:04,180 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,191 INFO L267 ElimStorePlain]: Start of recursive call 29: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:48:04,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:48:04,298 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-04-09 21:48:04,365 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,427 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:48:04,428 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:48:04,496 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:04,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:04,561 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:48:04,625 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:04,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:48:04,739 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:48:04,798 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:04,843 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 21 [2018-04-09 21:48:04,843 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:48:04,884 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,923 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2018-04-09 21:48:04,923 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:04,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:48:04,962 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:48:04,964 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:04,995 INFO L267 ElimStorePlain]: Start of recursive call 33: 13 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:48:05,000 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 1 case distinctions, treesize of input 32 treesize of output 36 [2018-04-09 21:48:05,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 23 [2018-04-09 21:48:05,002 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:48:05,020 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:05,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:48:05,040 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,054 INFO L267 ElimStorePlain]: Start of recursive call 47: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:48:05,069 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 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:48:05,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:48:05,073 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:48:05,144 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:48:05,218 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:05,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:48:05,309 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:05,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:48:05,380 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:48:05,456 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:05,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:48:05,559 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:48:05,599 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:48:05,636 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:05,676 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:05,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2018-04-09 21:48:05,712 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:05,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:48:05,746 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:05,769 INFO L267 ElimStorePlain]: Start of recursive call 51: 13 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:48:05,845 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:48:05,865 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:48:05,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:48:05,889 INFO L202 ElimStorePlain]: Needed 63 recursive calls to eliminate 6 variables, input treesize:98, output treesize:42 [2018-04-09 21:48:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:48:06,343 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:48:06,359 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 37 [2018-04-09 21:48:06,359 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-09 21:48:06,359 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-09 21:48:06,360 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1282, Unknown=2, NotChecked=0, Total=1406 [2018-04-09 21:48:06,360 INFO L87 Difference]: Start difference. First operand 412 states and 430 transitions. Second operand 38 states. [2018-04-09 21:48:08,878 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 113 DAG size of output 63 [2018-04-09 21:48:10,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:48:10,123 INFO L93 Difference]: Finished difference Result 645 states and 674 transitions. [2018-04-09 21:48:10,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-09 21:48:10,123 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 84 [2018-04-09 21:48:10,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:48:10,125 INFO L225 Difference]: With dead ends: 645 [2018-04-09 21:48:10,125 INFO L226 Difference]: Without dead ends: 644 [2018-04-09 21:48:10,127 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 896 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=704, Invalid=4124, Unknown=2, NotChecked=0, Total=4830 [2018-04-09 21:48:10,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2018-04-09 21:48:10,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 442. [2018-04-09 21:48:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2018-04-09 21:48:10,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 464 transitions. [2018-04-09 21:48:10,152 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 464 transitions. Word has length 84 [2018-04-09 21:48:10,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:48:10,152 INFO L459 AbstractCegarLoop]: Abstraction has 442 states and 464 transitions. [2018-04-09 21:48:10,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-09 21:48:10,152 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 464 transitions. [2018-04-09 21:48:10,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-04-09 21:48:10,153 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:48:10,153 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:48:10,153 INFO L408 AbstractCegarLoop]: === Iteration 31 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:48:10,154 INFO L82 PathProgramCache]: Analyzing trace with hash -240313738, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:48:10,164 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:48:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:48:10,191 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:48:10,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:48:10,195 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,198 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:48:10,242 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:10,243 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:10,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:48:10,244 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,253 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,253 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-09 21:48:10,291 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 [2018-04-09 21:48:10,293 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 10 treesize of output 9 [2018-04-09 21:48:10,293 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,295 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,308 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 [2018-04-09 21:48:10,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:48:10,310 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,311 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,322 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,322 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:53, output treesize:48 [2018-04-09 21:48:10,381 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:10,382 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:10,383 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:10,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-04-09 21:48:10,384 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,394 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. [2018-04-09 21:48:10,394 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:52 [2018-04-09 21:48:10,431 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:10,434 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 23 treesize of output 30 [2018-04-09 21:48:10,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:48:10,437 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,443 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,461 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:48:10,464 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 58 treesize of output 59 [2018-04-09 21:48:10,465 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 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 [2018-04-09 21:48:10,465 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,472 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,487 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:48:10,487 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:90, output treesize:76 [2018-04-09 21:48:10,569 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 47 treesize of output 48 [2018-04-09 21:48:10,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:48:10,571 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,575 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,597 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 120 treesize of output 93 [2018-04-09 21:48:10,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:48:10,599 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,607 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,621 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. [2018-04-09 21:48:10,621 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:159, output treesize:127 [2018-04-09 21:48:10,722 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 113 treesize of output 81 [2018-04-09 21:48:10,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2018-04-09 21:48:10,724 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:48:10,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:48:10,734 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,742 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:10,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-09 21:48:10,743 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:48:10,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-09 21:48:10,767 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:48:10,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:48:10,767 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:48:10,772 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,773 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:10,783 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:148, output treesize:9 [2018-04-09 21:48:10,857 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:48:10,858 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:48:15,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 104 [2018-04-09 21:48:15,335 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:15,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 58 [2018-04-09 21:48:15,374 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:15,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-1 vars, End of recursive call: 11 dim-0 vars, and 3 xjuncts. [2018-04-09 21:48:15,402 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 10 variables, input treesize:161, output treesize:159 [2018-04-09 21:48:24,156 WARN L148 SmtUtils]: Spent 3397ms on a formula simplification that was a NOOP. DAG size: 72 [2018-04-09 21:48:28,766 WARN L148 SmtUtils]: Spent 2700ms on a formula simplification that was a NOOP. DAG size: 72 [2018-04-09 21:48:32,511 WARN L148 SmtUtils]: Spent 3651ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-09 21:48:36,553 WARN L148 SmtUtils]: Spent 3396ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-09 21:48:43,487 WARN L148 SmtUtils]: Spent 2811ms on a formula simplification that was a NOOP. DAG size: 88 [2018-04-09 21:48:43,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 68 [2018-04-09 21:48:43,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:48:43,496 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,521 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:48:43,568 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 37 treesize of output 36 [2018-04-09 21:48:43,568 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,570 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 36 treesize of output 35 [2018-04-09 21:48:43,570 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:48:43,572 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:48:43,574 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,696 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 35 treesize of output 45 [2018-04-09 21:48:43,696 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:43,705 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 36 treesize of output 46 [2018-04-09 21:48:43,705 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:43,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2018-04-09 21:48:43,714 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:43,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2018-04-09 21:48:43,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:48:43,833 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:48:43,866 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,898 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 33 treesize of output 28 [2018-04-09 21:48:43,898 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:48:43,929 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-09 21:48:43,958 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:43,988 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:48:43,988 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-09 21:48:44,011 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,029 INFO L267 ElimStorePlain]: Start of recursive call 12: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2018-04-09 21:48:44,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-04-09 21:48:44,043 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:48:44,076 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:48:44,107 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:48:44,140 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,167 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:48:44,167 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:48:44,197 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:48:44,240 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,260 INFO L267 ElimStorePlain]: Start of recursive call 20: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:48:44,262 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2018-04-09 21:48:44,264 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:48:44,264 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:48:44,270 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,275 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,394 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 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:48:44,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-09 21:48:44,396 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:44,412 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:48:44,431 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,443 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,445 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 32 treesize of output 28 [2018-04-09 21:48:44,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 12 [2018-04-09 21:48:44,451 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,457 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:48:44,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2018-04-09 21:48:44,474 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:44,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:48:44,501 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2018-04-09 21:48:44,529 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,554 INFO L267 ElimStorePlain]: Start of recursive call 37: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:48:44,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:48:44,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 26 [2018-04-09 21:48:44,562 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:44,580 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:48:44,599 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,615 INFO L267 ElimStorePlain]: Start of recursive call 41: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:48:44,617 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 30 treesize of output 28 [2018-04-09 21:48:44,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:48:44,619 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,624 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,630 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 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:48:44,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:48:44,637 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:44,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-04-09 21:48:44,660 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:48:44,661 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:44,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2018-04-09 21:48:44,688 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 3 xjuncts. [2018-04-09 21:48:44,708 INFO L267 ElimStorePlain]: Start of recursive call 47: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:48:44,805 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-09 21:48:44,841 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-09 21:48:44,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 68 [2018-04-09 21:48:44,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:48:44,984 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:45,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:48:45,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:48:45,065 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:45,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:48:45,066 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:45,128 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 36 treesize of output 46 [2018-04-09 21:48:45,129 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:45,138 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 36 treesize of output 46 [2018-04-09 21:48:45,138 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:45,223 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 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:48:45,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:48:45,302 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:45,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-09 21:48:45,392 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:45,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-09 21:48:45,548 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:45,549 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:48:45,549 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:45,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 20 treesize of output 16 [2018-04-09 21:48:45,620 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:45,691 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 25 treesize of output 25 [2018-04-09 21:48:45,691 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:45,824 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:48:45,824 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:45,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:45,894 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:46,027 INFO L267 ElimStorePlain]: Start of recursive call 59: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:48:46,042 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:48:46,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:48:46,125 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:46,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 28 treesize of output 24 [2018-04-09 21:48:46,228 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:46,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-09 21:48:46,309 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:46,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:48:46,310 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:46,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:48:46,447 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:46,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:46,657 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:46,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:48:46,728 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:46,800 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 25 treesize of output 25 [2018-04-09 21:48:46,800 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:46,868 INFO L267 ElimStorePlain]: Start of recursive call 68: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:48:47,071 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 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:48:47,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:48:47,074 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:47,141 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 33 treesize of output 29 [2018-04-09 21:48:47,142 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:47,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:48:47,218 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:47,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:48:47,297 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:47,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 21 [2018-04-09 21:48:47,365 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:47,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:48:47,429 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:47,504 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:48:47,505 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:47,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:48:47,618 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:47,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:47,764 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:47,892 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 33 treesize of output 25 [2018-04-09 21:48:47,892 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:47,994 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 25 treesize of output 25 [2018-04-09 21:48:47,995 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:48,058 INFO L267 ElimStorePlain]: Start of recursive call 77: 13 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:48:48,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:48:48,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:48:48,075 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:48,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:48:48,142 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:48,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:48:48,227 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:48,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 33 treesize of output 29 [2018-04-09 21:48:48,347 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:48,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:48:48,451 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:48,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:48:48,545 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:48,630 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 28 treesize of output 20 [2018-04-09 21:48:48,630 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:48,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-09 21:48:48,713 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:48,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 20 treesize of output 16 [2018-04-09 21:48:48,795 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:48,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:48:48,955 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:49,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:48:49,059 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:49,124 INFO L267 ElimStorePlain]: Start of recursive call 89: 13 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:48:49,294 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:48:49,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:48:49,297 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:49,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:48:49,312 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:49,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:48:49,330 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:49,346 INFO L267 ElimStorePlain]: Start of recursive call 101: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:48:49,351 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 35 treesize of output 39 [2018-04-09 21:48:49,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:48:49,357 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:49,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 34 treesize of output 30 [2018-04-09 21:48:49,377 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:49,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:48:49,396 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:49,411 INFO L267 ElimStorePlain]: Start of recursive call 105: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:48:49,521 INFO L267 ElimStorePlain]: Start of recursive call 54: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 19 xjuncts. [2018-04-09 21:48:49,607 INFO L267 ElimStorePlain]: Start of recursive call 52: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:48:49,953 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 70 [2018-04-09 21:48:49,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:48:49,955 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:49,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 60 [2018-04-09 21:48:50,016 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:48:50,016 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,017 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:48:50,017 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,026 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 38 treesize of output 48 [2018-04-09 21:48:50,026 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:50,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 48 [2018-04-09 21:48:50,035 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:50,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2018-04-09 21:48:50,116 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,117 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2018-04-09 21:48:50,117 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 48 [2018-04-09 21:48:50,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:48:50,201 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,240 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:48:50,240 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:48:50,294 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:50,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 30 [2018-04-09 21:48:50,376 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:48:50,452 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:50,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2018-04-09 21:48:50,527 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:48:50,598 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:48:50,661 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:50,696 INFO L267 ElimStorePlain]: Start of recursive call 118: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:48:50,707 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 38 treesize of output 48 [2018-04-09 21:48:50,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:48:50,711 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:48:50,762 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:50,839 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:48:50,839 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:50,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2018-04-09 21:48:50,904 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:50,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-09 21:48:50,969 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:48:51,036 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,096 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:48:51,097 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:48:51,158 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:51,193 INFO L267 ElimStorePlain]: Start of recursive call 127: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:48:51,317 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 37 treesize of output 41 [2018-04-09 21:48:51,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:48:51,320 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,336 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:48:51,337 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,355 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 33 treesize of output 33 [2018-04-09 21:48:51,356 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:51,372 INFO L267 ElimStorePlain]: Start of recursive call 136: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:48:51,377 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 39 treesize of output 41 [2018-04-09 21:48:51,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 49 [2018-04-09 21:48:51,392 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:51,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:48:51,444 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:51,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 27 treesize of output 23 [2018-04-09 21:48:51,493 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:48:51,495 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,539 INFO L267 ElimStorePlain]: Start of recursive call 140: 3 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:48:51,545 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 41 [2018-04-09 21:48:51,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 49 [2018-04-09 21:48:51,560 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 8 xjuncts. [2018-04-09 21:48:51,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:48:51,614 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:51,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 27 treesize of output 23 [2018-04-09 21:48:51,664 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:48:51,666 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,709 INFO L267 ElimStorePlain]: Start of recursive call 145: 3 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:48:51,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 41 [2018-04-09 21:48:51,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:48:51,717 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,737 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 33 treesize of output 33 [2018-04-09 21:48:51,737 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 2 xjuncts. [2018-04-09 21:48:51,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:48:51,756 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-09 21:48:51,772 INFO L267 ElimStorePlain]: Start of recursive call 150: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:48:51,999 INFO L267 ElimStorePlain]: Start of recursive call 111: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:48:52,086 INFO L267 ElimStorePlain]: Start of recursive call 109: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:48:52,606 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 3 dim-2 vars, End of recursive call: 35 dim-0 vars, and 36 xjuncts. [2018-04-09 21:48:52,606 INFO L202 ElimStorePlain]: Needed 153 recursive calls to eliminate 17 variables, input treesize:294, output treesize:747 [2018-04-09 21:48:52,841 WARN L151 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 285 DAG size of output 57 [2018-04-09 21:48:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:48:56,416 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:48:56,416 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 39 [2018-04-09 21:48:56,416 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-09 21:48:56,416 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-09 21:48:56,417 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=1420, Unknown=6, NotChecked=0, Total=1560 [2018-04-09 21:48:56,417 INFO L87 Difference]: Start difference. First operand 442 states and 464 transitions. Second operand 40 states. [2018-04-09 21:49:04,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:49:04,262 INFO L93 Difference]: Finished difference Result 651 states and 676 transitions. [2018-04-09 21:49:04,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-04-09 21:49:04,263 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 84 [2018-04-09 21:49:04,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:49:04,265 INFO L225 Difference]: With dead ends: 651 [2018-04-09 21:49:04,265 INFO L226 Difference]: Without dead ends: 650 [2018-04-09 21:49:04,265 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 128 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1260 ImplicationChecksByTransitivity, 40.2s TimeCoverageRelationStatistics Valid=834, Invalid=5322, Unknown=6, NotChecked=0, Total=6162 [2018-04-09 21:49:04,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2018-04-09 21:49:04,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 433. [2018-04-09 21:49:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2018-04-09 21:49:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 454 transitions. [2018-04-09 21:49:04,290 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 454 transitions. Word has length 84 [2018-04-09 21:49:04,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:49:04,290 INFO L459 AbstractCegarLoop]: Abstraction has 433 states and 454 transitions. [2018-04-09 21:49:04,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-09 21:49:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 454 transitions. [2018-04-09 21:49:04,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-09 21:49:04,291 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:49:04,291 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:49:04,291 INFO L408 AbstractCegarLoop]: === Iteration 32 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:49:04,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1677456541, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:49:04,297 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:49:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:49:04,321 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:49:04,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:49:04,323 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,325 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,325 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:49:04,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:04,348 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:04,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:49:04,349 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,356 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:27 [2018-04-09 21:49:04,381 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 [2018-04-09 21:49:04,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:49:04,382 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,383 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,391 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:39 [2018-04-09 21:49:04,437 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-09 21:49:04,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:49:04,438 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,442 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,450 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. [2018-04-09 21:49:04,450 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:61, output treesize:51 [2018-04-09 21:49:04,495 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 39 [2018-04-09 21:49:04,496 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:04,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:49:04,497 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-09 21:49:04,502 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,504 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,510 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,511 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:60, output treesize:15 [2018-04-09 21:49:04,534 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:04,534 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 [2018-04-09 21:49:04,534 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,538 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. [2018-04-09 21:49:04,538 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:11 [2018-04-09 21:49:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:49:04,595 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:49:04,758 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2018-04-09 21:49:04,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:04,771 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:49:04,783 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:04,783 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,785 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,790 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 25 treesize of output 29 [2018-04-09 21:49:04,795 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 21 treesize of output 21 [2018-04-09 21:49:04,796 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:49:04,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-04-09 21:49:04,806 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:04,814 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-09 21:49:04,814 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:49:04,822 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:49:04,835 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 9 xjuncts. [2018-04-09 21:49:04,872 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 9 xjuncts. [2018-04-09 21:49:04,872 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 2 variables, input treesize:44, output treesize:144 [2018-04-09 21:49:05,116 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:49:05,137 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:49:05,137 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 31 [2018-04-09 21:49:05,137 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-09 21:49:05,137 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-09 21:49:05,138 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=862, Unknown=0, NotChecked=0, Total=992 [2018-04-09 21:49:05,138 INFO L87 Difference]: Start difference. First operand 433 states and 454 transitions. Second operand 32 states. [2018-04-09 21:49:06,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:49:06,518 INFO L93 Difference]: Finished difference Result 513 states and 537 transitions. [2018-04-09 21:49:06,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-09 21:49:06,518 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 88 [2018-04-09 21:49:06,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:49:06,520 INFO L225 Difference]: With dead ends: 513 [2018-04-09 21:49:06,520 INFO L226 Difference]: Without dead ends: 512 [2018-04-09 21:49:06,520 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 645 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=532, Invalid=2438, Unknown=0, NotChecked=0, Total=2970 [2018-04-09 21:49:06,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2018-04-09 21:49:06,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 454. [2018-04-09 21:49:06,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2018-04-09 21:49:06,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 476 transitions. [2018-04-09 21:49:06,549 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 476 transitions. Word has length 88 [2018-04-09 21:49:06,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:49:06,549 INFO L459 AbstractCegarLoop]: Abstraction has 454 states and 476 transitions. [2018-04-09 21:49:06,549 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-09 21:49:06,549 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 476 transitions. [2018-04-09 21:49:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-09 21:49:06,550 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:49:06,550 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:49:06,551 INFO L408 AbstractCegarLoop]: === Iteration 33 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:49:06,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1677456540, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:49:06,557 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:49:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:49:06,581 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:49:06,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-09 21:49:06,583 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,586 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,586 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:49:06,612 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:49:06,612 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,622 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:06,623 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:06,623 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 [2018-04-09 21:49:06,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,631 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:25 [2018-04-09 21:49:06,656 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 [2018-04-09 21:49:06,657 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:49:06,657 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,669 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 [2018-04-09 21:49:06,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:49:06,671 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,672 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,681 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:48, output treesize:43 [2018-04-09 21:49:06,743 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 72 treesize of output 73 [2018-04-09 21:49:06,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:49:06,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,753 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,770 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 74 treesize of output 68 [2018-04-09 21:49:06,772 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:49:06,773 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,779 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,797 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. [2018-04-09 21:49:06,797 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:102, output treesize:82 [2018-04-09 21:49:06,948 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 73 treesize of output 64 [2018-04-09 21:49:06,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2018-04-09 21:49:06,950 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,958 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:06,958 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 44 treesize of output 32 [2018-04-09 21:49:06,958 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,964 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,977 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 34 treesize of output 30 [2018-04-09 21:49:06,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2018-04-09 21:49:06,979 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,984 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:06,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:49:06,984 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,987 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,994 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:06,994 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:100, output treesize:9 [2018-04-09 21:49:07,085 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:49:07,085 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:49:07,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 74 [2018-04-09 21:49:07,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,364 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:49:07,382 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:07,383 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,386 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,392 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 60 treesize of output 64 [2018-04-09 21:49:07,399 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 56 treesize of output 56 [2018-04-09 21:49:07,400 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-09 21:49:07,418 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 51 [2018-04-09 21:49:07,419 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 47 [2018-04-09 21:49:07,432 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:49:07,443 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-09 21:49:07,466 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-09 21:49:07,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 46 [2018-04-09 21:49:07,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,574 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,580 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2018-04-09 21:49:07,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:07,581 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,582 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,585 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,588 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 68 [2018-04-09 21:49:07,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,610 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,635 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 37 treesize of output 39 [2018-04-09 21:49:07,637 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:07,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-04-09 21:49:07,638 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,641 INFO L267 ElimStorePlain]: Start of recursive call 16: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,643 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:49:07,644 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 8 treesize of output 1 [2018-04-09 21:49:07,644 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,646 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,656 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:07,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 64 [2018-04-09 21:49:07,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,679 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 34 [2018-04-09 21:49:07,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:49:07,702 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:07,706 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,707 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:49:07,709 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:07,709 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,711 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,721 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:07,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-04-09 21:49:07,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,764 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,774 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 24 treesize of output 28 [2018-04-09 21:49:07,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 23 treesize of output 19 [2018-04-09 21:49:07,775 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:49:07,782 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 21:49:07,791 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:07,795 INFO L267 ElimStorePlain]: Start of recursive call 29: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:07,801 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:07,803 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-09 21:49:07,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,819 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,826 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 24 treesize of output 23 [2018-04-09 21:49:07,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:49:07,827 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:07,830 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,831 INFO L267 ElimStorePlain]: Start of recursive call 35: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,834 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 44 [2018-04-09 21:49:07,852 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,853 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,860 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 24 treesize of output 23 [2018-04-09 21:49:07,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2018-04-09 21:49:07,861 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:07,864 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,865 INFO L267 ElimStorePlain]: Start of recursive call 40: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,868 INFO L267 ElimStorePlain]: Start of recursive call 38: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 48 [2018-04-09 21:49:07,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,888 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,899 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 24 treesize of output 28 [2018-04-09 21:49:07,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:49:07,900 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:49:07,908 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,914 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:07,915 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2018-04-09 21:49:07,915 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,919 INFO L267 ElimStorePlain]: Start of recursive call 45: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,922 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 48 [2018-04-09 21:49:07,942 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,943 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:49:07,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-09 21:49:07,956 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,963 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:07,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 15 [2018-04-09 21:49:07,965 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,966 INFO L267 ElimStorePlain]: Start of recursive call 51: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,969 INFO L267 ElimStorePlain]: Start of recursive call 49: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 41 [2018-04-09 21:49:07,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:07,986 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:07,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 28 [2018-04-09 21:49:07,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 23 treesize of output 19 [2018-04-09 21:49:07,997 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:08,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2018-04-09 21:49:08,009 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:08,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-09 21:49:08,015 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:08,019 INFO L267 ElimStorePlain]: Start of recursive call 56: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:08,024 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:08,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 36 [2018-04-09 21:49:08,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:08,098 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:08,108 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 22 treesize of output 26 [2018-04-09 21:49:08,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2018-04-09 21:49:08,114 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:08,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:49:08,122 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:08,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-09 21:49:08,128 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:08,131 INFO L267 ElimStorePlain]: Start of recursive call 62: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:08,138 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:49:08,173 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-09 21:49:08,174 INFO L202 ElimStorePlain]: Needed 65 recursive calls to eliminate 3 variables, input treesize:129, output treesize:99 [2018-04-09 21:49:08,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-09 21:49:08,343 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:08,367 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 5 xjuncts. [2018-04-09 21:49:08,367 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:87, output treesize:79 [2018-04-09 21:49:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-04-09 21:49:08,693 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:49:08,694 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 33 [2018-04-09 21:49:08,694 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-09 21:49:08,694 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-09 21:49:08,694 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1006, Unknown=0, NotChecked=0, Total=1122 [2018-04-09 21:49:08,694 INFO L87 Difference]: Start difference. First operand 454 states and 476 transitions. Second operand 34 states. [2018-04-09 21:49:10,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:49:10,643 INFO L93 Difference]: Finished difference Result 534 states and 559 transitions. [2018-04-09 21:49:10,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-09 21:49:10,643 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 88 [2018-04-09 21:49:10,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:49:10,644 INFO L225 Difference]: With dead ends: 534 [2018-04-09 21:49:10,644 INFO L226 Difference]: Without dead ends: 530 [2018-04-09 21:49:10,645 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 142 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=589, Invalid=2951, Unknown=0, NotChecked=0, Total=3540 [2018-04-09 21:49:10,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-04-09 21:49:10,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 451. [2018-04-09 21:49:10,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2018-04-09 21:49:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 472 transitions. [2018-04-09 21:49:10,675 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 472 transitions. Word has length 88 [2018-04-09 21:49:10,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:49:10,675 INFO L459 AbstractCegarLoop]: Abstraction has 451 states and 472 transitions. [2018-04-09 21:49:10,675 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-09 21:49:10,675 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 472 transitions. [2018-04-09 21:49:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-09 21:49:10,676 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:49:10,676 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:49:10,676 INFO L408 AbstractCegarLoop]: === Iteration 34 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:49:10,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1300903976, now seen corresponding path program 3 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:49:10,685 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:49:10,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:49:10,714 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:49:10,716 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 6 treesize of output 5 [2018-04-09 21:49:10,716 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,718 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:49:10,742 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:10,743 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:10,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:49:10,743 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,747 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,748 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:17 [2018-04-09 21:49:10,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-09 21:49:10,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:49:10,768 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,769 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,777 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,777 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:28 [2018-04-09 21:49:10,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:10,827 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:10,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-09 21:49:10,828 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,834 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. [2018-04-09 21:49:10,834 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:39, output treesize:33 [2018-04-09 21:49:10,862 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:10,864 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 34 [2018-04-09 21:49:10,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:49:10,866 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,870 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,879 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:49:10,879 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:44 [2018-04-09 21:49:10,956 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 75 treesize of output 73 [2018-04-09 21:49:10,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 81 [2018-04-09 21:49:10,959 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:10,984 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 49 treesize of output 61 [2018-04-09 21:49:10,984 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:10,999 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:49:11,016 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 2 xjuncts. [2018-04-09 21:49:11,016 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:84, output treesize:115 [2018-04-09 21:49:11,161 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 58 treesize of output 51 [2018-04-09 21:49:11,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:11,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:49:11,163 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,171 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-09 21:49:11,171 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,176 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,201 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 80 treesize of output 74 [2018-04-09 21:49:11,203 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:11,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 52 [2018-04-09 21:49:11,203 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 39 [2018-04-09 21:49:11,229 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-04-09 21:49:11,250 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,269 INFO L267 ElimStorePlain]: Start of recursive call 5: 5 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,281 INFO L267 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,281 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 11 variables, input treesize:139, output treesize:5 [2018-04-09 21:49:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:49:11,352 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:49:11,988 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 48 treesize of output 43 [2018-04-09 21:49:11,989 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:11,994 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-04-09 21:49:11,995 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:54, output treesize:46 [2018-04-09 21:49:19,691 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:19,691 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:19,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-09 21:49:19,692 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:19,703 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 51 [2018-04-09 21:49:19,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:19,705 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:19,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:49:19,760 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:19,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 48 [2018-04-09 21:49:19,766 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:19,768 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:19,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:49:19,774 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:19,776 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:19,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:49:19,782 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:19,784 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:19,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 49 [2018-04-09 21:49:19,790 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:19,911 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 36 treesize of output 35 [2018-04-09 21:49:19,911 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:19,912 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:49:19,912 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:19,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:49:19,914 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:49:20,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:49:20,090 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-09 21:49:20,158 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:20,227 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:20,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2018-04-09 21:49:20,304 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:49:20,305 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,363 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 25 treesize of output 20 [2018-04-09 21:49:20,363 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:49:20,487 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:20,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:20,531 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:20,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:49:20,568 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,600 INFO L267 ElimStorePlain]: Start of recursive call 13: 10 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:49:20,614 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 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:49:20,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:20,686 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:20,769 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 25 treesize of output 20 [2018-04-09 21:49:20,769 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:20,841 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:20,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-09 21:49:20,909 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:20,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:20,983 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:21,101 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-04-09 21:49:21,101 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-09 21:49:21,150 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 17 [2018-04-09 21:49:21,152 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:49:21,186 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:49:21,219 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:21,241 INFO L267 ElimStorePlain]: Start of recursive call 23: 10 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:49:21,247 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 1 case distinctions, treesize of input 35 treesize of output 37 [2018-04-09 21:49:21,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:49:21,252 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:21,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:49:21,269 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,280 INFO L267 ElimStorePlain]: Start of recursive call 34: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:49:21,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:49:21,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:21,397 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,463 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:49:21,464 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:21,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:49:21,519 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:49:21,568 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,609 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 25 treesize of output 20 [2018-04-09 21:49:21,610 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:21,691 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:21,817 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-09 21:49:21,817 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:21,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:49:21,862 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:21,955 INFO L267 ElimStorePlain]: Start of recursive call 37: 13 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:49:21,967 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 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:49:21,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:21,979 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:22,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:49:22,054 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:49:22,127 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:22,193 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,258 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 33 treesize of output 28 [2018-04-09 21:49:22,258 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:49:22,325 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:49:22,380 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:22,433 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:22,483 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2018-04-09 21:49:22,483 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:22,534 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:22,534 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:22,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-09 21:49:22,573 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:49:22,605 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:22,646 INFO L267 ElimStorePlain]: Start of recursive call 46: 13 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:49:22,727 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 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:49:22,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-09 21:49:22,729 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:22,744 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:49:22,762 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:22,770 INFO L267 ElimStorePlain]: Start of recursive call 59: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:49:22,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:49:22,778 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:49:22,797 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:22,808 INFO L267 ElimStorePlain]: Start of recursive call 63: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-09 21:49:22,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:22,811 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,814 INFO L267 ElimStorePlain]: Start of recursive call 66: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:22,847 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:49:22,869 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-09 21:49:22,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:49:22,894 INFO L202 ElimStorePlain]: Needed 67 recursive calls to eliminate 6 variables, input treesize:98, output treesize:42 [2018-04-09 21:49:23,470 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:49:23,491 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:49:23,491 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 37 [2018-04-09 21:49:23,491 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-09 21:49:23,492 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-09 21:49:23,492 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1282, Unknown=2, NotChecked=0, Total=1406 [2018-04-09 21:49:23,492 INFO L87 Difference]: Start difference. First operand 451 states and 472 transitions. Second operand 38 states. [2018-04-09 21:49:26,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-09 21:49:26,495 INFO L93 Difference]: Finished difference Result 601 states and 629 transitions. [2018-04-09 21:49:26,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-04-09 21:49:26,496 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 88 [2018-04-09 21:49:26,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-09 21:49:26,497 INFO L225 Difference]: With dead ends: 601 [2018-04-09 21:49:26,497 INFO L226 Difference]: Without dead ends: 600 [2018-04-09 21:49:26,498 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 871 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=682, Invalid=4008, Unknown=2, NotChecked=0, Total=4692 [2018-04-09 21:49:26,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-04-09 21:49:26,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 477. [2018-04-09 21:49:26,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-04-09 21:49:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 500 transitions. [2018-04-09 21:49:26,530 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 500 transitions. Word has length 88 [2018-04-09 21:49:26,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-09 21:49:26,531 INFO L459 AbstractCegarLoop]: Abstraction has 477 states and 500 transitions. [2018-04-09 21:49:26,531 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-09 21:49:26,531 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 500 transitions. [2018-04-09 21:49:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-04-09 21:49:26,531 INFO L347 BasicCegarLoop]: Found error trace [2018-04-09 21:49:26,532 INFO L355 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-09 21:49:26,532 INFO L408 AbstractCegarLoop]: === Iteration 35 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr34EnsuresViolationMEMORY_LEAK, mainErr28RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr30AssertViolationMEMORY_FREE, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr31AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr33AssertViolationMEMORY_FREE, mainErr4RequiresViolation, mainErr14RequiresViolation, mainErr32AssertViolationMEMORY_FREE]=== [2018-04-09 21:49:26,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1300903975, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-09 21:49:26,537 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-09 21:49:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-09 21:49:26,566 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-09 21:49:26,567 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 6 treesize of output 5 [2018-04-09 21:49:26,567 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,570 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,570 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-09 21:49:26,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:26,593 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:26,594 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 [2018-04-09 21:49:26,594 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,602 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,603 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2018-04-09 21:49:26,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-09 21:49:26,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-09 21:49:26,632 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,634 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,646 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 [2018-04-09 21:49:26,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:49:26,647 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,648 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,658 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,658 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:53, output treesize:48 [2018-04-09 21:49:26,714 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:26,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:26,715 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:26,716 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 25 [2018-04-09 21:49:26,716 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,725 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. [2018-04-09 21:49:26,725 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:59, output treesize:52 [2018-04-09 21:49:26,757 INFO L700 Elim1Store]: detected not equals via solver [2018-04-09 21:49:26,760 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 43 treesize of output 44 [2018-04-09 21:49:26,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-09 21:49:26,762 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,768 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,788 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 23 treesize of output 30 [2018-04-09 21:49:26,789 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-09 21:49:26,790 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,794 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,809 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:49:26,809 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:90, output treesize:70 [2018-04-09 21:49:26,892 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 136 treesize of output 103 [2018-04-09 21:49:26,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:49:26,895 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,904 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,924 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 47 treesize of output 48 [2018-04-09 21:49:26,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2018-04-09 21:49:26,926 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,930 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:26,945 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. [2018-04-09 21:49:26,946 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:159, output treesize:127 [2018-04-09 21:49:27,051 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 113 treesize of output 81 [2018-04-09 21:49:27,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2018-04-09 21:49:27,053 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:49:27,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-09 21:49:27,063 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:27,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:27,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2018-04-09 21:49:27,072 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:27,079 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-09 21:49:27,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-09 21:49:27,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-09 21:49:27,097 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:27,102 INFO L682 Elim1Store]: detected equality via solver [2018-04-09 21:49:27,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-09 21:49:27,102 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:27,105 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:27,115 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:27,115 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:148, output treesize:9 [2018-04-09 21:49:27,197 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:49:27,197 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-09 21:49:31,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 104 [2018-04-09 21:49:31,396 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:31,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 60 treesize of output 58 [2018-04-09 21:49:31,447 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:31,494 INFO L267 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 2 dim-1 vars, End of recursive call: 11 dim-0 vars, and 3 xjuncts. [2018-04-09 21:49:31,494 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 10 variables, input treesize:161, output treesize:159 [2018-04-09 21:49:34,625 WARN L148 SmtUtils]: Spent 2343ms on a formula simplification that was a NOOP. DAG size: 72 [2018-04-09 21:49:41,139 WARN L148 SmtUtils]: Spent 2183ms on a formula simplification that was a NOOP. DAG size: 72 [2018-04-09 21:49:44,041 WARN L148 SmtUtils]: Spent 2796ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-09 21:49:47,445 WARN L148 SmtUtils]: Spent 1258ms on a formula simplification that was a NOOP. DAG size: 84 [2018-04-09 21:49:51,654 WARN L148 SmtUtils]: Spent 2095ms on a formula simplification that was a NOOP. DAG size: 88 [2018-04-09 21:49:51,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 68 [2018-04-09 21:49:51,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:51,687 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:51,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:49:51,748 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:49:51,748 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:51,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:49:51,749 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:51,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:49:51,751 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:51,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-09 21:49:51,753 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:51,842 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 36 treesize of output 46 [2018-04-09 21:49:51,842 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:51,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 45 [2018-04-09 21:49:51,851 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:51,860 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 36 treesize of output 46 [2018-04-09 21:49:51,860 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:51,971 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:49:51,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:49:51,977 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:51,999 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-09 21:49:51,999 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,000 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-09 21:49:52,000 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2018-04-09 21:49:52,026 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:52,047 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:52,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 39 [2018-04-09 21:49:52,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:49:52,055 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2018-04-09 21:49:52,074 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:52,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2018-04-09 21:49:52,102 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:52,129 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-09 21:49:52,134 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 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:49:52,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 30 [2018-04-09 21:49:52,136 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:49:52,156 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:52,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 16 [2018-04-09 21:49:52,175 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,182 INFO L267 ElimStorePlain]: Start of recursive call 21: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:49:52,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 26 [2018-04-09 21:49:52,190 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:52,206 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:49:52,225 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:52,241 INFO L267 ElimStorePlain]: Start of recursive call 25: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:52,242 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 34 treesize of output 32 [2018-04-09 21:49:52,244 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-09 21:49:52,244 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,250 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:49:52,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 12 [2018-04-09 21:49:52,256 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:52,264 INFO L267 ElimStorePlain]: Start of recursive call 31: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-09 21:49:52,378 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 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:49:52,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-09 21:49:52,381 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-09 21:49:52,444 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,503 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:49:52,503 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-09 21:49:52,561 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:52,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:52,630 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:52,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:52,706 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:52,781 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:49:52,782 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:52,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:49:52,838 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:52,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:52,932 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:52,983 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 25 treesize of output 20 [2018-04-09 21:49:52,984 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:49:53,033 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:49:53,080 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 17 [2018-04-09 21:49:53,081 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,121 INFO L267 ElimStorePlain]: Start of recursive call 33: 13 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-09 21:49:53,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 36 [2018-04-09 21:49:53,129 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 31 treesize of output 23 [2018-04-09 21:49:53,129 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,144 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:49:53,145 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:49:53,163 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:53,178 INFO L267 ElimStorePlain]: Start of recursive call 47: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:53,191 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:49:53,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:49:53,195 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:49:53,257 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:53,320 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,387 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:53,387 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:53,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 41 [2018-04-09 21:49:53,471 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:53,600 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 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:53,601 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:53,666 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:49:53,666 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:53,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-04-09 21:49:53,714 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 38 [2018-04-09 21:49:53,766 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 3 xjuncts. [2018-04-09 21:49:53,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2018-04-09 21:49:53,831 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:53,884 INFO L267 ElimStorePlain]: Start of recursive call 51: 13 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:49:53,996 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-09 21:49:54,039 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 8 xjuncts. [2018-04-09 21:49:54,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 68 [2018-04-09 21:49:54,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:54,220 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:54,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 58 [2018-04-09 21:49:54,316 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:49:54,316 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:54,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-09 21:49:54,318 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:54,387 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 36 treesize of output 46 [2018-04-09 21:49:54,387 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:54,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 46 [2018-04-09 21:49:54,397 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:54,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:49:54,694 WARN L151 SmtUtils]: Spent 210ms on a formula simplification. DAG size of input: 98 DAG size of output 97 [2018-04-09 21:49:54,728 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:49:54,729 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:54,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:49:54,892 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:55,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:49:55,029 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:55,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-09 21:49:55,035 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:55,145 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 25 treesize of output 25 [2018-04-09 21:49:55,146 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:55,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:49:55,257 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:55,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 33 treesize of output 29 [2018-04-09 21:49:55,347 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:55,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 28 treesize of output 24 [2018-04-09 21:49:55,494 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:55,564 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:49:55,564 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:55,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:55,637 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:55,705 INFO L267 ElimStorePlain]: Start of recursive call 69: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:49:55,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 52 [2018-04-09 21:49:55,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:55,797 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:55,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:49:55,888 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:55,889 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:49:55,890 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:55,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:49:55,982 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:56,238 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:49:56,239 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:56,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-09 21:49:56,326 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:56,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:49:56,327 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:56,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:49:56,472 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:56,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-09 21:49:56,544 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:56,613 INFO L267 ElimStorePlain]: Start of recursive call 80: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:49:56,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:49:56,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:49:56,840 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:56,861 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-09 21:49:56,861 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:56,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:56,880 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:56,896 INFO L267 ElimStorePlain]: Start of recursive call 90: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:56,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 39 [2018-04-09 21:49:56,907 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-09 21:49:56,908 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:56,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2018-04-09 21:49:56,929 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:56,949 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:49:56,949 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:56,965 INFO L267 ElimStorePlain]: Start of recursive call 94: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:49:57,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:49:57,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:57,133 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:57,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:49:57,206 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:57,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:49:57,207 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:57,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:49:57,275 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:57,342 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:49:57,342 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:57,412 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 25 treesize of output 25 [2018-04-09 21:49:57,412 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:57,478 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 25 [2018-04-09 21:49:57,479 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:57,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:49:57,620 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:57,717 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 25 treesize of output 25 [2018-04-09 21:49:57,717 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:57,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2018-04-09 21:49:57,776 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:57,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:49:57,823 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:57,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:49:57,923 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:57,993 INFO L267 ElimStorePlain]: Start of recursive call 98: 13 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:49:58,009 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 3 case distinctions, treesize of input 33 treesize of output 51 [2018-04-09 21:49:58,017 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 33 treesize of output 33 [2018-04-09 21:49:58,018 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:58,100 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 25 [2018-04-09 21:49:58,100 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:58,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:49:58,187 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:58,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:49:58,310 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:58,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:49:58,311 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:58,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 46 [2018-04-09 21:49:58,432 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:58,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2018-04-09 21:49:58,692 INFO L267 ElimStorePlain]: Start of recursive call 118: End of recursive call: and 8 xjuncts. [2018-04-09 21:49:58,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 29 [2018-04-09 21:49:58,782 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:58,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-09 21:49:58,861 INFO L267 ElimStorePlain]: Start of recursive call 120: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:58,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 20 [2018-04-09 21:49:58,862 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:58,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-09 21:49:58,937 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-09 21:49:59,006 INFO L267 ElimStorePlain]: Start of recursive call 123: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,077 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 25 treesize of output 25 [2018-04-09 21:49:59,077 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:59,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 20 treesize of output 16 [2018-04-09 21:49:59,146 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,210 INFO L267 ElimStorePlain]: Start of recursive call 111: 13 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:49:59,335 INFO L267 ElimStorePlain]: Start of recursive call 64: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:49:59,423 INFO L267 ElimStorePlain]: Start of recursive call 62: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:49:59,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 70 [2018-04-09 21:49:59,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-09 21:49:59,782 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,807 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 60 [2018-04-09 21:49:59,847 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 39 treesize of output 38 [2018-04-09 21:49:59,847 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,848 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:49:59,848 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,850 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-09 21:49:59,850 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2018-04-09 21:49:59,851 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 1 xjuncts. [2018-04-09 21:49:59,918 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 38 treesize of output 48 [2018-04-09 21:49:59,918 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 2 xjuncts. [2018-04-09 21:49:59,927 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 38 treesize of output 48 [2018-04-09 21:49:59,927 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:00,005 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 38 treesize of output 48 [2018-04-09 21:50:00,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 38 treesize of output 34 [2018-04-09 21:50:00,008 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 35 [2018-04-09 21:50:00,048 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:00,089 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:50:00,089 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:50:00,090 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,129 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 35 treesize of output 27 [2018-04-09 21:50:00,129 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:50:00,182 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:00,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:50:00,257 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:00,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 21 [2018-04-09 21:50:00,299 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 13 [2018-04-09 21:50:00,327 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,352 INFO L267 ElimStorePlain]: Start of recursive call 135: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:50:00,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 48 [2018-04-09 21:50:00,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 38 treesize of output 34 [2018-04-09 21:50:00,365 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-04-09 21:50:00,399 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-09 21:50:00,433 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 27 [2018-04-09 21:50:00,464 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,498 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:50:00,498 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:00,538 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 35 [2018-04-09 21:50:00,539 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:00,591 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:50:00,592 INFO L267 ElimStorePlain]: Start of recursive call 152: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:00,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-09 21:50:00,664 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-09 21:50:00,665 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:00,700 INFO L267 ElimStorePlain]: Start of recursive call 145: 8 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-09 21:50:00,835 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 54 [2018-04-09 21:50:00,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:50:00,928 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:01,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-09 21:50:01,058 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:01,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:50:01,198 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:01,340 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2018-04-09 21:50:01,341 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:01,473 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 30 treesize of output 30 [2018-04-09 21:50:01,473 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:01,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:50:01,475 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:01,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 35 treesize of output 31 [2018-04-09 21:50:01,595 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:01,717 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:50:01,717 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:01,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 45 [2018-04-09 21:50:01,915 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:02,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2018-04-09 21:50:02,031 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:02,102 INFO L267 ElimStorePlain]: Start of recursive call 155: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:50:02,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 54 [2018-04-09 21:50:02,349 WARN L151 SmtUtils]: Spent 228ms on a formula simplification. DAG size of input: 99 DAG size of output 98 [2018-04-09 21:50:02,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:50:02,365 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:02,516 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 30 treesize of output 30 [2018-04-09 21:50:02,516 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:02,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:50:02,518 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:02,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-09 21:50:02,653 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:02,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 30 treesize of output 26 [2018-04-09 21:50:02,776 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:02,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 13 [2018-04-09 21:50:02,877 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:03,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-09 21:50:03,067 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:03,170 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 31 [2018-04-09 21:50:03,170 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:03,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 23 treesize of output 19 [2018-04-09 21:50:03,280 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:03,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 26 treesize of output 22 [2018-04-09 21:50:03,281 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:03,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 45 [2018-04-09 21:50:03,369 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 8 xjuncts. [2018-04-09 21:50:03,447 INFO L267 ElimStorePlain]: Start of recursive call 166: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-09 21:50:03,648 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 37 treesize of output 41 [2018-04-09 21:50:03,650 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-09 21:50:03,650 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:03,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:50:03,668 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:03,690 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 33 treesize of output 33 [2018-04-09 21:50:03,691 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:03,710 INFO L267 ElimStorePlain]: Start of recursive call 178: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:50:03,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 41 [2018-04-09 21:50:03,720 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 36 treesize of output 32 [2018-04-09 21:50:03,720 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:03,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-09 21:50:03,737 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-09 21:50:03,758 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 33 treesize of output 33 [2018-04-09 21:50:03,758 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 2 xjuncts. [2018-04-09 21:50:03,775 INFO L267 ElimStorePlain]: Start of recursive call 182: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-09 21:50:03,899 INFO L267 ElimStorePlain]: Start of recursive call 128: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:50:03,990 INFO L267 ElimStorePlain]: Start of recursive call 126: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 18 xjuncts. [2018-04-09 21:50:04,545 INFO L267 ElimStorePlain]: Start of recursive call 1: 14 dim-0 vars, 3 dim-2 vars, End of recursive call: 35 dim-0 vars, and 36 xjuncts. [2018-04-09 21:50:04,545 INFO L202 ElimStorePlain]: Needed 185 recursive calls to eliminate 17 variables, input treesize:294, output treesize:747 [2018-04-09 21:50:04,808 WARN L151 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 285 DAG size of output 57 [2018-04-09 21:50:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-09 21:50:09,747 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-09 21:50:09,747 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 39 [2018-04-09 21:50:09,747 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-09 21:50:09,747 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-09 21:50:09,748 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=1418, Unknown=7, NotChecked=0, Total=1560 [2018-04-09 21:50:09,748 INFO L87 Difference]: Start difference. First operand 477 states and 500 transitions. Second operand 40 states. Received shutdown request... [2018-04-09 21:50:15,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-09 21:50:15,108 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-09 21:50:15,112 WARN L197 ceAbstractionStarter]: Timeout [2018-04-09 21:50:15,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.04 09:50:15 BoogieIcfgContainer [2018-04-09 21:50:15,112 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-09 21:50:15,113 INFO L168 Benchmark]: Toolchain (without parser) took 252096.23 ms. Allocated memory was 297.3 MB in the beginning and 391.1 MB in the end (delta: 93.8 MB). Free memory was 234.2 MB in the beginning and 306.3 MB in the end (delta: -72.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 5.3 GB. [2018-04-09 21:50:15,114 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 297.3 MB. Free memory is still 259.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-09 21:50:15,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.58 ms. Allocated memory is still 297.3 MB. Free memory was 234.2 MB in the beginning and 209.2 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:50:15,114 INFO L168 Benchmark]: Boogie Preprocessor took 60.70 ms. Allocated memory is still 297.3 MB. Free memory was 209.2 MB in the beginning and 206.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:50:15,115 INFO L168 Benchmark]: RCFGBuilder took 651.52 ms. Allocated memory was 297.3 MB in the beginning and 454.0 MB in the end (delta: 156.8 MB). Free memory was 206.2 MB in the beginning and 376.6 MB in the end (delta: -170.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 5.3 GB. [2018-04-09 21:50:15,115 INFO L168 Benchmark]: TraceAbstraction took 251047.38 ms. Allocated memory was 454.0 MB in the beginning and 391.1 MB in the end (delta: -62.9 MB). Free memory was 376.6 MB in the beginning and 306.3 MB in the end (delta: 70.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 5.3 GB. [2018-04-09 21:50:15,116 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 297.3 MB. Free memory is still 259.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 332.58 ms. Allocated memory is still 297.3 MB. Free memory was 234.2 MB in the beginning and 209.2 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 60.70 ms. Allocated memory is still 297.3 MB. Free memory was 209.2 MB in the beginning and 206.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 651.52 ms. Allocated memory was 297.3 MB in the beginning and 454.0 MB in the end (delta: 156.8 MB). Free memory was 206.2 MB in the beginning and 376.6 MB in the end (delta: -170.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 251047.38 ms. Allocated memory was 454.0 MB in the beginning and 391.1 MB in the end (delta: -62.9 MB). Free memory was 376.6 MB in the beginning and 306.3 MB in the end (delta: 70.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 639]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 639). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 649]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 649). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 626]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 626). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 666]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 666). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 665]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 665). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 635]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 635). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 658]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 658). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 666]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 666). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 650]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 650). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 654]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 654). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 662]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 662). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 638]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 638). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 649]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 649). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 656]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 656). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 660]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 660). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 665]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 665). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 635]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 635). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 667]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 667). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 654]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 654). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 646]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 646). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 643]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 643). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 658]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 658). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 667]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 667). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 647]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 647). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 662]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 662). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 646]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 646). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 647]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 647). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 670]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 670). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 639]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 639). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 650]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 650). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - TimeoutResultAtElement [Line: 670]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 670). Cancelled while BasicCegarLoop was constructing difference of abstraction (477states) and interpolant automaton (currently 39 states, 40 states before enhancement), while PredicateComparison was comparing new predicate (quantified with 1quantifier alternations) to 74 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 150 locations, 35 error locations. TIMEOUT Result, 250.9s OverallTime, 35 OverallIterations, 3 TraceHistogramMax, 57.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5029 SDtfs, 27277 SDslu, 58449 SDs, 0 SdLazy, 27736 SolverSat, 2505 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 25.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4932 GetRequests, 3644 SyntacticMatches, 12 SemanticMatches, 1275 ConstructedPredicates, 3 IntricatePredicates, 1 DeprecatedPredicates, 13370 ImplicationChecksByTransitivity, 163.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=477occurred in iteration=34, 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: 0.5s AutomataMinimizationTime, 34 MinimizatonAttempts, 3924 StatesRemovedByMinimization, 32 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 190.3s InterpolantComputationTime, 2181 NumberOfCodeBlocks, 2181 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 4292 ConstructedInterpolants, 1570 QuantifiedInterpolants, 9501751 SizeOfPredicates, 555 NumberOfNonLiveVariables, 5690 ConjunctsInSsa, 887 ConjunctsInUnsatCore, 70 InterpolantComputations, 28 PerfectInterpolantSequences, 173/706 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/list-ext_1_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-09_21-50-15-126.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/list-ext_1_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-09_21-50-15-126.csv Completed graceful shutdown