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/array-memsafety/add_last-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-835382a-m [2018-04-05 15:17:45,878 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-05 15:17:45,881 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-05 15:17:45,951 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-04-05 15:17:46,042 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-05 15:17:46,104 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-05 15:17:46,110 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-05 15:17:46,110 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-05 15:17:46,110 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-05 15:17:46,111 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-05 15:17:46,112 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-05 15:17:46,112 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-05 15:17:46,112 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-05 15:17:46,112 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-05 15:17:46,114 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-05 15:17:46,115 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-05 15:17:46,115 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-05 15:17:46,115 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-05 15:17:46,115 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-05 15:17:46,116 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-05 15:17:46,116 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-05 15:17:46,116 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-05 15:17:46,116 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-05 15:17:46,116 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-05 15:17:46,117 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-05 15:17:46,117 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-05 15:17:46,117 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-05 15:17:46,117 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-05 15:17:46,117 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-05 15:17:46,118 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-05 15:17:46,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 15:17:46,124 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-05 15:17:46,124 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-05 15:17:46,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-05 15:17:46,125 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-05 15:17:46,125 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-05 15:17:46,125 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:46,125 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-05 15:17:46,126 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-05 15:17:46,126 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-05 15:17:46,127 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-05 15:17:46,127 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-05 15:17:46,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-05 15:17:46,245 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-05 15:17:46,252 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-05 15:17:46,254 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-05 15:17:46,256 INFO L276 PluginConnector]: CDTParser initialized [2018-04-05 15:17:46,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:46,710 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG0017a14f2 [2018-04-05 15:17:47,225 INFO L287 CDTParser]: IsIndexed: true [2018-04-05 15:17:47,226 INFO L288 CDTParser]: Found 1 translation units. [2018-04-05 15:17:47,226 INFO L168 CDTParser]: Scanning add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,266 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-05 15:17:47,267 INFO L215 ultiparseSymbolTable]: [2018-04-05 15:17:47,267 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-05 15:17:47,267 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,267 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,267 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,267 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-05 15:17:47,268 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____int32_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,268 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_int in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,268 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__mode_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,268 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____rlim_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,268 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__div_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,268 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,269 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,269 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__key_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,269 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____u_short in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,269 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__size_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,269 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__lldiv_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,269 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__uid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,269 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__time_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__blksize_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____dev_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____intptr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____mode_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____caddr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,270 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__int32_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,271 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__fd_set in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,271 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____uint32_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,271 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,272 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,272 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__gid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,272 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_short in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,272 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__caddr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,272 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____int8_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,272 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__ulong in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,272 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__register_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__sigset_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__clock_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__daddr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____int64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____blksize_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,273 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__int8_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,274 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,274 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____qaddr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,274 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____uint16_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,274 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,274 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__ino_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,274 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,274 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____rlim64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,275 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,277 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__ldiv_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,277 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__loff_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_quad_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__int64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__ushort in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____time_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____uint8_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_int64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,278 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____clock_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,279 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__fsid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,279 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____daddr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,279 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____key_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,279 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_int16_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,279 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,279 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__dev_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,279 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__fd_mask in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_int8_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____u_int in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____useconds_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____loff_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__suseconds_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__quad_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,280 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____clockid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__clockid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____fsid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__nlink_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_long in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____off_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__ssize_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____fsword_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,281 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__id_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,282 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,282 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__uint in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,282 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____uid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,282 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____ino_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,289 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____sigset_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,289 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____ino64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,289 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_char in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,289 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,289 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,289 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____u_long in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,289 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____int16_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____uint64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__u_int32_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____nlink_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__off_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,290 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____socklen_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____ssize_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__timer_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____gid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____u_char in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__int16_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____fd_mask in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,291 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____timer_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____u_quad_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____id_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__wchar_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____off64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____pid_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,292 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____suseconds_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,293 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____quad_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,293 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:47,319 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG0017a14f2 [2018-04-05 15:17:47,332 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-05 15:17:47,338 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-05 15:17:47,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-05 15:17:47,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-05 15:17:47,365 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-05 15:17:47,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:17:47" (1/1) ... [2018-04-05 15:17:47,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58535515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:47, skipping insertion in model container [2018-04-05 15:17:47,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:17:47" (1/1) ... [2018-04-05 15:17:47,396 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 15:17:47,508 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 15:17:47,920 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 15:17:48,044 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 15:17:48,061 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 111 non ball SCCs. Number of states in SCCs 111. [2018-04-05 15:17:48,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48 WrapperNode [2018-04-05 15:17:48,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-05 15:17:48,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-05 15:17:48,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-05 15:17:48,188 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-05 15:17:48,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... [2018-04-05 15:17:48,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... [2018-04-05 15:17:48,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... [2018-04-05 15:17:48,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... [2018-04-05 15:17:48,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... [2018-04-05 15:17:48,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... [2018-04-05 15:17:48,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... [2018-04-05 15:17:48,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-05 15:17:48,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-05 15:17:48,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-05 15:17:48,357 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-05 15:17:48,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 15:17:48,798 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-05 15:17:48,798 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-05 15:17:48,806 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-05 15:17:48,806 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-05 15:17:48,806 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-05 15:17:48,806 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-05 15:17:48,806 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fadd_last_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-05 15:17:48,807 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-05 15:17:48,808 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-05 15:17:48,808 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-05 15:17:48,828 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-05 15:17:48,828 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-05 15:17:48,828 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-05 15:17:48,828 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-05 15:17:48,829 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-05 15:17:48,829 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-05 15:17:48,829 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-05 15:17:48,829 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-05 15:17:48,829 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-05 15:17:48,829 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-05 15:17:48,830 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-05 15:17:48,830 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-05 15:17:48,830 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-05 15:17:48,830 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-05 15:17:48,830 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-05 15:17:48,830 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-05 15:17:48,831 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-05 15:17:48,831 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-05 15:17:48,831 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-05 15:17:48,831 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-05 15:17:48,831 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-05 15:17:48,831 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-05 15:17:48,831 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-05 15:17:48,836 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-05 15:17:48,836 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-05 15:17:48,836 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-05 15:17:48,836 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-05 15:17:48,837 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-05 15:17:48,837 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-05 15:17:48,837 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-05 15:17:48,837 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-05 15:17:48,837 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-05 15:17:48,837 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-05 15:17:48,837 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-05 15:17:48,838 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-05 15:17:48,838 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-05 15:17:48,838 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-05 15:17:48,838 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-05 15:17:48,838 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-05 15:17:48,838 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-05 15:17:48,838 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-05 15:17:48,839 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-05 15:17:48,843 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-05 15:17:48,847 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-05 15:17:48,847 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-05 15:17:48,847 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-05 15:17:48,847 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-05 15:17:48,848 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-05 15:17:48,848 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-05 15:17:48,848 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-05 15:17:48,848 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-05 15:17:48,848 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-05 15:17:48,848 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-05 15:17:48,848 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-05 15:17:48,849 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-05 15:17:48,850 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-05 15:17:48,850 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-05 15:17:48,850 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-05 15:17:48,850 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-05 15:17:48,850 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-05 15:17:48,850 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-05 15:17:48,850 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-05 15:17:48,851 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-05 15:17:48,853 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-05 15:17:48,853 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-05 15:17:48,853 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-05 15:17:48,853 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-05 15:17:48,853 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-05 15:17:48,853 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-05 15:17:48,854 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-05 15:17:48,859 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-05 15:17:48,859 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-05 15:17:48,859 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-05 15:17:48,860 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-05 15:17:48,861 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-05 15:17:48,862 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-05 15:17:48,862 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-05 15:17:48,862 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-05 15:17:50,076 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-05 15:17:50,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:17:50 BoogieIcfgContainer [2018-04-05 15:17:50,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-05 15:17:50,079 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-05 15:17:50,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-05 15:17:50,090 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-05 15:17:50,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:17:47" (1/3) ... [2018-04-05 15:17:50,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ae94840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:17:50, skipping insertion in model container [2018-04-05 15:17:50,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:17:48" (2/3) ... [2018-04-05 15:17:50,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ae94840 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:17:50, skipping insertion in model container [2018-04-05 15:17:50,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:17:50" (3/3) ... [2018-04-05 15:17:50,094 INFO L107 eAbstractionObserver]: Analyzing ICFG add_last-alloca_true-valid-memsafety_true-termination.i [2018-04-05 15:17:50,122 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-05 15:17:50,141 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2018-04-05 15:17:50,288 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-05 15:17:50,289 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-05 15:17:50,289 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-05 15:17:50,289 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-05 15:17:50,289 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-05 15:17:50,289 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-05 15:17:50,289 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-05 15:17:50,290 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-05 15:17:50,290 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-05 15:17:50,291 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-05 15:17:50,323 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-04-05 15:17:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-05 15:17:50,331 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:50,332 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:17:50,333 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:50,341 INFO L82 PathProgramCache]: Analyzing trace with hash 233945126, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:50,405 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:50,568 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:50,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 15:17:50,705 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:17:50,736 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:17:50,736 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 15:17:50,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:50,865 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:50,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:51,001 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:17:51,001 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-05 15:17:51,006 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 15:17:51,028 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 15:17:51,034 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 15:17:51,037 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 5 states. [2018-04-05 15:17:51,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:17:51,580 INFO L93 Difference]: Finished difference Result 66 states and 69 transitions. [2018-04-05 15:17:51,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 15:17:51,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2018-04-05 15:17:51,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:17:51,622 INFO L225 Difference]: With dead ends: 66 [2018-04-05 15:17:51,622 INFO L226 Difference]: Without dead ends: 50 [2018-04-05 15:17:51,637 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-05 15:17:51,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-04-05 15:17:51,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 49. [2018-04-05 15:17:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-04-05 15:17:51,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 52 transitions. [2018-04-05 15:17:51,727 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 52 transitions. Word has length 18 [2018-04-05 15:17:51,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:17:51,728 INFO L459 AbstractCegarLoop]: Abstraction has 49 states and 52 transitions. [2018-04-05 15:17:51,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 15:17:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2018-04-05 15:17:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-05 15:17:51,729 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:51,729 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:17:51,730 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:51,730 INFO L82 PathProgramCache]: Analyzing trace with hash 233945127, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:51,766 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:51,851 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:51,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 15:17:51,934 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:17:52,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 15:17:52,007 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2018-04-05 15:17:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:52,219 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:52,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:52,668 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:17:52,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2018-04-05 15:17:52,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-05 15:17:52,671 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-05 15:17:52,671 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-04-05 15:17:52,671 INFO L87 Difference]: Start difference. First operand 49 states and 52 transitions. Second operand 9 states. [2018-04-05 15:17:53,129 WARN L148 SmtUtils]: Spent 120ms on a formula simplification that was a NOOP. DAG size: 29 [2018-04-05 15:17:53,452 WARN L148 SmtUtils]: Spent 115ms on a formula simplification that was a NOOP. DAG size: 22 [2018-04-05 15:17:53,721 WARN L148 SmtUtils]: Spent 160ms on a formula simplification that was a NOOP. DAG size: 28 [2018-04-05 15:17:53,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:17:53,847 INFO L93 Difference]: Finished difference Result 72 states and 75 transitions. [2018-04-05 15:17:53,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-05 15:17:53,848 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 18 [2018-04-05 15:17:53,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:17:53,849 INFO L225 Difference]: With dead ends: 72 [2018-04-05 15:17:53,849 INFO L226 Difference]: Without dead ends: 69 [2018-04-05 15:17:53,851 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2018-04-05 15:17:53,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-04-05 15:17:53,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 47. [2018-04-05 15:17:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-04-05 15:17:53,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2018-04-05 15:17:53,868 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 18 [2018-04-05 15:17:53,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:17:53,868 INFO L459 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2018-04-05 15:17:53,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-05 15:17:53,869 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2018-04-05 15:17:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-05 15:17:53,870 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:53,870 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:17:53,870 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:53,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1341455870, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:53,899 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:53,940 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:54,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:54,040 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:54,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:54,162 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:17:54,163 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-05 15:17:54,163 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 15:17:54,163 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 15:17:54,163 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-05 15:17:54,166 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand 4 states. [2018-04-05 15:17:54,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:17:54,333 INFO L93 Difference]: Finished difference Result 49 states and 50 transitions. [2018-04-05 15:17:54,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 15:17:54,334 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2018-04-05 15:17:54,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:17:54,336 INFO L225 Difference]: With dead ends: 49 [2018-04-05 15:17:54,336 INFO L226 Difference]: Without dead ends: 44 [2018-04-05 15:17:54,336 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-05 15:17:54,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-04-05 15:17:54,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-04-05 15:17:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-04-05 15:17:54,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 45 transitions. [2018-04-05 15:17:54,364 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 45 transitions. Word has length 19 [2018-04-05 15:17:54,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:17:54,374 INFO L459 AbstractCegarLoop]: Abstraction has 44 states and 45 transitions. [2018-04-05 15:17:54,374 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 15:17:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-04-05 15:17:54,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-05 15:17:54,375 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:54,375 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:17:54,376 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:54,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1337635678, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:54,417 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:54,475 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:54,644 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 8 treesize of output 7 [2018-04-05 15:17:54,644 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:17:54,690 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:17:54,690 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-05 15:17:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:54,810 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:55,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:55,180 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:17:55,180 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-05 15:17:55,181 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-05 15:17:55,181 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-05 15:17:55,181 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-05 15:17:55,182 INFO L87 Difference]: Start difference. First operand 44 states and 45 transitions. Second operand 7 states. [2018-04-05 15:17:55,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:17:55,554 INFO L93 Difference]: Finished difference Result 44 states and 45 transitions. [2018-04-05 15:17:55,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-05 15:17:55,562 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-04-05 15:17:55,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:17:55,564 INFO L225 Difference]: With dead ends: 44 [2018-04-05 15:17:55,564 INFO L226 Difference]: Without dead ends: 42 [2018-04-05 15:17:55,564 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-05 15:17:55,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-04-05 15:17:55,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-04-05 15:17:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-04-05 15:17:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2018-04-05 15:17:55,581 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 19 [2018-04-05 15:17:55,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:17:55,581 INFO L459 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2018-04-05 15:17:55,581 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-05 15:17:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-04-05 15:17:55,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-04-05 15:17:55,595 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:55,596 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:17:55,596 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:55,596 INFO L82 PathProgramCache]: Analyzing trace with hash 668625262, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:55,636 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:55,699 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:55,813 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc3.base| Int)) (and (= 0 (select |c_old(#valid)| |main_#t~malloc3.base|)) (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc3.base| 0)))) is different from true [2018-04-05 15:17:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:55,818 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:55,873 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc3.base_13| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc3.base_13|))) (= (store |c_#valid| |v_main_#t~malloc3.base_13| 0) |c_old(#valid)|))) is different from false [2018-04-05 15:17:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:55,978 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:17:55,978 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-05 15:17:55,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-05 15:17:55,979 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-05 15:17:55,979 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=14, Unknown=2, NotChecked=14, Total=42 [2018-04-05 15:17:55,979 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 7 states. [2018-04-05 15:17:56,010 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc3.base_13| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc3.base_13|))) (= (store |c_#valid| |v_main_#t~malloc3.base_13| 0) |c_old(#valid)|)))) is different from false [2018-04-05 15:17:56,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:17:56,345 INFO L93 Difference]: Finished difference Result 71 states and 72 transitions. [2018-04-05 15:17:56,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-05 15:17:56,346 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-04-05 15:17:56,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:17:56,347 INFO L225 Difference]: With dead ends: 71 [2018-04-05 15:17:56,348 INFO L226 Difference]: Without dead ends: 64 [2018-04-05 15:17:56,348 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=28, Unknown=4, NotChecked=36, Total=90 [2018-04-05 15:17:56,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2018-04-05 15:17:56,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 62. [2018-04-05 15:17:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-04-05 15:17:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 65 transitions. [2018-04-05 15:17:56,370 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 65 transitions. Word has length 26 [2018-04-05 15:17:56,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:17:56,377 INFO L459 AbstractCegarLoop]: Abstraction has 62 states and 65 transitions. [2018-04-05 15:17:56,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-05 15:17:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2018-04-05 15:17:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-05 15:17:56,379 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:56,379 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:17:56,379 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:56,379 INFO L82 PathProgramCache]: Analyzing trace with hash 536902014, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:56,402 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:56,465 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:56,553 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc3.base| Int)) (and (= 0 (select |c_old(#valid)| |main_#t~malloc3.base|)) (= |c_#valid| (store |c_old(#valid)| |main_#t~malloc3.base| 0)))) is different from true [2018-04-05 15:17:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:56,557 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:56,599 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc3.base_15| Int)) (or (= (store |c_#valid| |v_main_#t~malloc3.base_15| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc3.base_15|))))) is different from false [2018-04-05 15:17:56,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:56,709 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:17:56,709 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-05 15:17:56,709 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-05 15:17:56,710 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-05 15:17:56,710 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=14, Unknown=2, NotChecked=14, Total=42 [2018-04-05 15:17:56,710 INFO L87 Difference]: Start difference. First operand 62 states and 65 transitions. Second operand 7 states. [2018-04-05 15:17:56,742 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc3.base_15| Int)) (or (= (store |c_#valid| |v_main_#t~malloc3.base_15| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc3.base_15|)))))) is different from false [2018-04-05 15:17:57,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:17:57,146 INFO L93 Difference]: Finished difference Result 64 states and 65 transitions. [2018-04-05 15:17:57,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-05 15:17:57,147 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-04-05 15:17:57,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:17:57,148 INFO L225 Difference]: With dead ends: 64 [2018-04-05 15:17:57,148 INFO L226 Difference]: Without dead ends: 57 [2018-04-05 15:17:57,149 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=28, Unknown=4, NotChecked=36, Total=90 [2018-04-05 15:17:57,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-04-05 15:17:57,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 35. [2018-04-05 15:17:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-04-05 15:17:57,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 36 transitions. [2018-04-05 15:17:57,168 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 36 transitions. Word has length 27 [2018-04-05 15:17:57,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:17:57,169 INFO L459 AbstractCegarLoop]: Abstraction has 35 states and 36 transitions. [2018-04-05 15:17:57,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-05 15:17:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-04-05 15:17:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-05 15:17:57,170 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:57,170 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] [2018-04-05 15:17:57,170 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:57,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1878367546, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:57,198 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:57,261 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:57,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:57,348 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:57,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 7 [2018-04-05 15:17:57,381 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:17:57,391 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:17:57,391 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-04-05 15:17:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:57,499 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 15:17:57,499 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-04-05 15:17:57,500 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 15:17:57,500 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 15:17:57,500 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 15:17:57,500 INFO L87 Difference]: Start difference. First operand 35 states and 36 transitions. Second operand 5 states. [2018-04-05 15:17:57,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:17:57,780 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2018-04-05 15:17:57,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-05 15:17:57,781 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-04-05 15:17:57,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:17:57,782 INFO L225 Difference]: With dead ends: 46 [2018-04-05 15:17:57,782 INFO L226 Difference]: Without dead ends: 45 [2018-04-05 15:17:57,782 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-05 15:17:57,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-04-05 15:17:57,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 34. [2018-04-05 15:17:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-04-05 15:17:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions. [2018-04-05 15:17:57,804 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 32 [2018-04-05 15:17:57,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:17:57,805 INFO L459 AbstractCegarLoop]: Abstraction has 34 states and 35 transitions. [2018-04-05 15:17:57,809 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 15:17:57,809 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-04-05 15:17:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-05 15:17:57,810 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:17:57,810 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] [2018-04-05 15:17:57,810 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:17:57,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1878367547, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:17:57,860 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:17:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:17:57,907 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:17:57,947 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 8 treesize of output 7 [2018-04-05 15:17:57,947 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:17:57,995 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:17:57,996 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-05 15:17:58,612 WARN L151 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 23 DAG size of output 22 [2018-04-05 15:17:58,628 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 [2018-04-05 15:17:58,711 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 16 treesize of output 13 [2018-04-05 15:17:58,712 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-05 15:17:58,764 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:17:58,823 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. [2018-04-05 15:17:58,824 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:41 [2018-04-05 15:17:59,015 WARN L148 SmtUtils]: Spent 159ms on a formula simplification that was a NOOP. DAG size: 28 [2018-04-05 15:17:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:17:59,300 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:17:59,732 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 28 treesize of output 32 [2018-04-05 15:17:59,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-04-05 15:17:59,738 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:17:59,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-04-05 15:17:59,881 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:00,194 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:00,208 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-05 15:18:00,208 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:00,373 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:00,373 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:55, output treesize:36 [2018-04-05 15:18:00,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:18:00,878 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 15:18:00,878 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2018-04-05 15:18:00,879 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-05 15:18:00,879 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-05 15:18:00,879 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2018-04-05 15:18:00,880 INFO L87 Difference]: Start difference. First operand 34 states and 35 transitions. Second operand 19 states. [2018-04-05 15:18:02,012 WARN L151 SmtUtils]: Spent 269ms on a formula simplification. DAG size of input: 45 DAG size of output 38 [2018-04-05 15:18:02,192 WARN L151 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 34 DAG size of output 33 [2018-04-05 15:18:02,365 WARN L151 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 29 DAG size of output 28 [2018-04-05 15:18:02,784 WARN L151 SmtUtils]: Spent 334ms on a formula simplification. DAG size of input: 36 DAG size of output 35 [2018-04-05 15:18:03,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:18:03,701 INFO L93 Difference]: Finished difference Result 61 states and 62 transitions. [2018-04-05 15:18:03,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-05 15:18:03,702 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 32 [2018-04-05 15:18:03,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:18:03,703 INFO L225 Difference]: With dead ends: 61 [2018-04-05 15:18:03,704 INFO L226 Difference]: Without dead ends: 60 [2018-04-05 15:18:03,704 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=226, Invalid=644, Unknown=0, NotChecked=0, Total=870 [2018-04-05 15:18:03,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-04-05 15:18:03,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 48. [2018-04-05 15:18:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-04-05 15:18:03,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2018-04-05 15:18:03,718 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 32 [2018-04-05 15:18:03,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:18:03,720 INFO L459 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2018-04-05 15:18:03,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-05 15:18:03,721 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-04-05 15:18:03,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-05 15:18:03,722 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:18:03,722 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:18:03,722 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:18:03,723 INFO L82 PathProgramCache]: Analyzing trace with hash -605483185, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:18:03,758 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:18:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:18:03,834 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:18:03,849 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 15:18:03,850 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:03,882 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:03,883 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-05 15:18:04,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:04,087 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:18:04,087 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:04,112 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:04,155 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:04,155 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:17 [2018-04-05 15:18:04,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-05 15:18:04,444 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 15 treesize of output 12 [2018-04-05 15:18:04,445 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-05 15:18:04,499 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:04,590 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. [2018-04-05 15:18:04,590 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:48 [2018-04-05 15:18:05,122 WARN L148 SmtUtils]: Spent 458ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-05 15:18:05,495 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:18:05,495 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:18:06,764 WARN L148 SmtUtils]: Spent 199ms on a formula simplification that was a NOOP. DAG size: 41 [2018-04-05 15:18:06,805 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 41 treesize of output 37 [2018-04-05 15:18:06,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2018-04-05 15:18:06,859 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:06,931 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:06,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 41 [2018-04-05 15:18:06,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2018-04-05 15:18:06,984 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:07,017 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:07,052 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 51 [2018-04-05 15:18:07,171 WARN L148 SmtUtils]: Spent 116ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-05 15:18:07,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2018-04-05 15:18:07,191 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:07,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 37 [2018-04-05 15:18:07,376 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:07,488 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:07,520 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 52 treesize of output 54 [2018-04-05 15:18:07,648 WARN L148 SmtUtils]: Spent 120ms on a formula simplification that was a NOOP. DAG size: 35 [2018-04-05 15:18:07,653 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 [2018-04-05 15:18:07,653 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:07,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2018-04-05 15:18:07,881 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:07,967 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:08,003 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 54 treesize of output 56 [2018-04-05 15:18:08,113 WARN L148 SmtUtils]: Spent 107ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-05 15:18:08,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2018-04-05 15:18:08,125 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:08,283 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 41 treesize of output 33 [2018-04-05 15:18:08,283 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:08,456 INFO L267 ElimStorePlain]: Start of recursive call 12: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:08,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 49 [2018-04-05 15:18:08,655 WARN L148 SmtUtils]: Spent 157ms on a formula simplification that was a NOOP. DAG size: 32 [2018-04-05 15:18:08,660 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 32 [2018-04-05 15:18:08,661 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:08,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-05 15:18:08,927 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:09,064 INFO L267 ElimStorePlain]: Start of recursive call 15: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:09,068 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 45 treesize of output 43 [2018-04-05 15:18:09,172 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2018-04-05 15:18:09,173 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:09,211 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:09,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-05 15:18:09,275 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 7 [2018-04-05 15:18:09,275 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:09,366 INFO L267 ElimStorePlain]: Start of recursive call 20: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:09,589 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-05 15:18:09,590 INFO L202 ElimStorePlain]: Needed 21 recursive calls to eliminate 3 variables, input treesize:95, output treesize:83 [2018-04-05 15:18:09,873 WARN L148 SmtUtils]: Spent 197ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-05 15:18:10,325 WARN L151 SmtUtils]: Spent 339ms on a formula simplification. DAG size of input: 27 DAG size of output 24 [2018-04-05 15:18:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:18:10,826 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 15:18:10,826 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 23 [2018-04-05 15:18:10,826 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-05 15:18:10,827 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-05 15:18:10,827 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2018-04-05 15:18:10,827 INFO L87 Difference]: Start difference. First operand 48 states and 49 transitions. Second operand 24 states. [2018-04-05 15:18:11,742 WARN L148 SmtUtils]: Spent 111ms on a formula simplification that was a NOOP. DAG size: 20 [2018-04-05 15:18:12,045 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 37 DAG size of output 34 [2018-04-05 15:18:12,414 WARN L151 SmtUtils]: Spent 289ms on a formula simplification. DAG size of input: 40 DAG size of output 39 [2018-04-05 15:18:12,905 WARN L151 SmtUtils]: Spent 150ms on a formula simplification. DAG size of input: 37 DAG size of output 28 [2018-04-05 15:18:13,137 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 35 DAG size of output 29 [2018-04-05 15:18:13,316 WARN L151 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 25 DAG size of output 24 [2018-04-05 15:18:13,541 WARN L148 SmtUtils]: Spent 140ms on a formula simplification that was a NOOP. DAG size: 29 [2018-04-05 15:18:13,873 WARN L151 SmtUtils]: Spent 251ms on a formula simplification. DAG size of input: 44 DAG size of output 41 [2018-04-05 15:18:14,080 WARN L151 SmtUtils]: Spent 137ms on a formula simplification. DAG size of input: 37 DAG size of output 36 [2018-04-05 15:18:14,271 WARN L151 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 32 DAG size of output 31 [2018-04-05 15:18:14,621 WARN L151 SmtUtils]: Spent 226ms on a formula simplification. DAG size of input: 60 DAG size of output 54 [2018-04-05 15:18:15,001 WARN L151 SmtUtils]: Spent 288ms on a formula simplification. DAG size of input: 66 DAG size of output 58 [2018-04-05 15:18:16,238 WARN L151 SmtUtils]: Spent 1148ms on a formula simplification. DAG size of input: 44 DAG size of output 40 [2018-04-05 15:18:16,574 WARN L151 SmtUtils]: Spent 252ms on a formula simplification. DAG size of input: 47 DAG size of output 46 [2018-04-05 15:18:17,105 WARN L151 SmtUtils]: Spent 413ms on a formula simplification. DAG size of input: 50 DAG size of output 49 [2018-04-05 15:18:17,395 WARN L151 SmtUtils]: Spent 174ms on a formula simplification. DAG size of input: 33 DAG size of output 30 [2018-04-05 15:18:18,152 WARN L151 SmtUtils]: Spent 594ms on a formula simplification. DAG size of input: 40 DAG size of output 37 [2018-04-05 15:18:18,795 WARN L148 SmtUtils]: Spent 116ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-05 15:18:18,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:18:18,797 INFO L93 Difference]: Finished difference Result 77 states and 79 transitions. [2018-04-05 15:18:18,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-05 15:18:18,797 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 46 [2018-04-05 15:18:18,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:18:18,802 INFO L225 Difference]: With dead ends: 77 [2018-04-05 15:18:18,803 INFO L226 Difference]: Without dead ends: 76 [2018-04-05 15:18:18,804 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 67 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=452, Invalid=1618, Unknown=0, NotChecked=0, Total=2070 [2018-04-05 15:18:18,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2018-04-05 15:18:18,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2018-04-05 15:18:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2018-04-05 15:18:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 77 transitions. [2018-04-05 15:18:18,879 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 77 transitions. Word has length 46 [2018-04-05 15:18:18,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:18:18,888 INFO L459 AbstractCegarLoop]: Abstraction has 76 states and 77 transitions. [2018-04-05 15:18:18,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-05 15:18:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2018-04-05 15:18:18,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-04-05 15:18:18,890 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:18:18,890 INFO L355 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:18:18,891 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:18:18,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1015257719, now seen corresponding path program 3 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:18:18,920 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:18:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:18:19,059 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:18:19,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 15:18:19,069 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,085 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,086 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-05 15:18:19,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:19,237 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:18:19,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,253 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,292 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,292 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:17 [2018-04-05 15:18:19,455 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:19,462 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:18:19,463 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,470 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,520 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,520 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:19,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:19,679 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 10 treesize of output 9 [2018-04-05 15:18:19,680 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,687 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:19,728 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:20,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-05 15:18:20,430 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-05 15:18:20,431 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-05 15:18:20,450 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:20,503 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. [2018-04-05 15:18:20,504 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:48 [2018-04-05 15:18:20,878 WARN L148 SmtUtils]: Spent 163ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-05 15:18:21,337 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:18:21,338 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:18:22,191 WARN L148 SmtUtils]: Spent 193ms on a formula simplification that was a NOOP. DAG size: 24 [2018-04-05 15:18:22,569 WARN L148 SmtUtils]: Spent 136ms on a formula simplification that was a NOOP. DAG size: 26 [2018-04-05 15:18:23,350 WARN L148 SmtUtils]: Spent 137ms on a formula simplification that was a NOOP. DAG size: 35 [2018-04-05 15:18:26,846 WARN L148 SmtUtils]: Spent 147ms on a formula simplification that was a NOOP. DAG size: 73 [2018-04-05 15:18:26,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2018-04-05 15:18:26,884 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 33 treesize of output 26 [2018-04-05 15:18:26,885 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:26,947 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:26,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 106 treesize of output 106 [2018-04-05 15:18:27,091 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 105 [2018-04-05 15:18:27,130 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:27,205 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 101 [2018-04-05 15:18:27,561 WARN L151 SmtUtils]: Spent 348ms on a formula simplification. DAG size of input: 63 DAG size of output 58 [2018-04-05 15:18:27,575 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:27,579 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:27,585 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:27,681 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 84 [2018-04-05 15:18:27,683 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 4 xjuncts. [2018-04-05 15:18:27,707 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:27,708 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:27,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:27,795 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 80 [2018-04-05 15:18:27,797 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 4 xjuncts. [2018-04-05 15:18:28,085 INFO L267 ElimStorePlain]: Start of recursive call 6: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:28,161 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:28,292 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:28,296 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 73 treesize of output 69 [2018-04-05 15:18:28,301 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 51 [2018-04-05 15:18:28,310 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,332 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-05 15:18:28,407 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,411 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,412 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2018-04-05 15:18:28,434 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:28,447 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,451 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,462 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 68 [2018-04-05 15:18:28,568 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 4 xjuncts. [2018-04-05 15:18:28,578 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,580 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,589 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:28,684 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 72 [2018-04-05 15:18:28,686 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 4 xjuncts. [2018-04-05 15:18:28,867 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:28,871 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:28,913 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:29,128 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 55 treesize of output 51 [2018-04-05 15:18:29,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 37 [2018-04-05 15:18:29,147 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 45 [2018-04-05 15:18:29,216 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,225 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 28 [2018-04-05 15:18:29,248 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:29,256 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:29,262 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:29,326 INFO L267 ElimStorePlain]: Start of recursive call 15: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:29,330 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 75 treesize of output 71 [2018-04-05 15:18:29,338 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 51 [2018-04-05 15:18:29,349 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 52 [2018-04-05 15:18:29,464 WARN L148 SmtUtils]: Spent 105ms on a formula simplification that was a NOOP. DAG size: 36 [2018-04-05 15:18:29,481 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,487 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,499 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 72 [2018-04-05 15:18:29,611 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 4 xjuncts. [2018-04-05 15:18:29,625 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,629 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,633 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 33 [2018-04-05 15:18:29,657 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:29,688 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,694 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:18:29,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 68 [2018-04-05 15:18:29,820 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 4 xjuncts. [2018-04-05 15:18:30,024 INFO L267 ElimStorePlain]: Start of recursive call 21: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:30,031 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:30,069 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:30,259 INFO L267 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-05 15:18:30,260 INFO L202 ElimStorePlain]: Needed 24 recursive calls to eliminate 14 variables, input treesize:151, output treesize:83 [2018-04-05 15:18:30,658 WARN L148 SmtUtils]: Spent 155ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-05 15:18:31,233 WARN L151 SmtUtils]: Spent 370ms on a formula simplification. DAG size of input: 27 DAG size of output 24 [2018-04-05 15:18:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:18:31,757 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 15:18:31,757 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 19] total 33 [2018-04-05 15:18:31,758 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-05 15:18:31,759 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-05 15:18:31,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=970, Unknown=0, NotChecked=0, Total=1122 [2018-04-05 15:18:31,760 INFO L87 Difference]: Start difference. First operand 76 states and 77 transitions. Second operand 34 states. [2018-04-05 15:18:32,724 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 37 DAG size of output 34 [2018-04-05 15:18:33,067 WARN L151 SmtUtils]: Spent 218ms on a formula simplification. DAG size of input: 40 DAG size of output 39 [2018-04-05 15:18:33,285 WARN L151 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 28 DAG size of output 24 [2018-04-05 15:18:33,687 WARN L151 SmtUtils]: Spent 167ms on a formula simplification. DAG size of input: 37 DAG size of output 28 [2018-04-05 15:18:33,945 WARN L151 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 35 DAG size of output 29 [2018-04-05 15:18:34,131 WARN L151 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 25 DAG size of output 24 [2018-04-05 15:18:34,403 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 38 DAG size of output 35 [2018-04-05 15:18:34,744 WARN L151 SmtUtils]: Spent 217ms on a formula simplification. DAG size of input: 41 DAG size of output 40 [2018-04-05 15:18:34,953 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 29 DAG size of output 25 [2018-04-05 15:18:35,324 WARN L151 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 38 DAG size of output 29 [2018-04-05 15:18:35,593 WARN L151 SmtUtils]: Spent 149ms on a formula simplification. DAG size of input: 36 DAG size of output 30 [2018-04-05 15:18:35,787 WARN L151 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:18:36,197 WARN L151 SmtUtils]: Spent 246ms on a formula simplification. DAG size of input: 38 DAG size of output 35 [2018-04-05 15:18:36,694 WARN L151 SmtUtils]: Spent 389ms on a formula simplification. DAG size of input: 41 DAG size of output 40 [2018-04-05 15:18:37,144 WARN L151 SmtUtils]: Spent 182ms on a formula simplification. DAG size of input: 29 DAG size of output 25 [2018-04-05 15:18:37,609 WARN L151 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 38 DAG size of output 29 [2018-04-05 15:18:38,045 WARN L151 SmtUtils]: Spent 316ms on a formula simplification. DAG size of input: 37 DAG size of output 31 [2018-04-05 15:18:38,269 WARN L151 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:18:39,066 WARN L151 SmtUtils]: Spent 337ms on a formula simplification. DAG size of input: 45 DAG size of output 40 [2018-04-05 15:18:39,319 WARN L151 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 36 DAG size of output 35 [2018-04-05 15:18:39,682 WARN L151 SmtUtils]: Spent 258ms on a formula simplification. DAG size of input: 31 DAG size of output 30 [2018-04-05 15:18:40,762 WARN L151 SmtUtils]: Spent 821ms on a formula simplification. DAG size of input: 113 DAG size of output 85 [2018-04-05 15:18:43,054 WARN L151 SmtUtils]: Spent 2025ms on a formula simplification. DAG size of input: 153 DAG size of output 115 [2018-04-05 15:18:43,536 WARN L151 SmtUtils]: Spent 340ms on a formula simplification. DAG size of input: 90 DAG size of output 73 [2018-04-05 15:18:44,873 WARN L151 SmtUtils]: Spent 1165ms on a formula simplification. DAG size of input: 93 DAG size of output 78 [2018-04-05 15:18:45,749 WARN L151 SmtUtils]: Spent 621ms on a formula simplification. DAG size of input: 96 DAG size of output 81 [2018-04-05 15:18:46,555 WARN L151 SmtUtils]: Spent 612ms on a formula simplification. DAG size of input: 83 DAG size of output 66 [2018-04-05 15:18:47,552 WARN L151 SmtUtils]: Spent 614ms on a formula simplification. DAG size of input: 121 DAG size of output 92 [2018-04-05 15:18:48,556 WARN L151 SmtUtils]: Spent 605ms on a formula simplification. DAG size of input: 94 DAG size of output 77 [2018-04-05 15:18:49,124 WARN L151 SmtUtils]: Spent 340ms on a formula simplification. DAG size of input: 54 DAG size of output 49 [2018-04-05 15:18:49,771 WARN L151 SmtUtils]: Spent 501ms on a formula simplification. DAG size of input: 57 DAG size of output 52 [2018-04-05 15:18:50,464 WARN L151 SmtUtils]: Spent 522ms on a formula simplification. DAG size of input: 60 DAG size of output 57 [2018-04-05 15:18:50,793 WARN L151 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 47 DAG size of output 42 [2018-04-05 15:18:51,256 WARN L151 SmtUtils]: Spent 255ms on a formula simplification. DAG size of input: 65 DAG size of output 57 [2018-04-05 15:18:51,796 WARN L151 SmtUtils]: Spent 379ms on a formula simplification. DAG size of input: 54 DAG size of output 48 [2018-04-05 15:18:52,349 WARN L151 SmtUtils]: Spent 296ms on a formula simplification. DAG size of input: 37 DAG size of output 34 [2018-04-05 15:18:52,825 WARN L151 SmtUtils]: Spent 262ms on a formula simplification. DAG size of input: 40 DAG size of output 37 [2018-04-05 15:18:53,191 WARN L151 SmtUtils]: Spent 230ms on a formula simplification. DAG size of input: 43 DAG size of output 42 [2018-04-05 15:18:53,393 WARN L151 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 26 DAG size of output 23 [2018-04-05 15:18:53,706 WARN L151 SmtUtils]: Spent 197ms on a formula simplification. DAG size of input: 33 DAG size of output 30 [2018-04-05 15:18:54,790 WARN L148 SmtUtils]: Spent 183ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-05 15:18:54,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:18:54,791 INFO L93 Difference]: Finished difference Result 133 states and 137 transitions. [2018-04-05 15:18:54,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2018-04-05 15:18:54,792 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 74 [2018-04-05 15:18:54,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:18:54,793 INFO L225 Difference]: With dead ends: 133 [2018-04-05 15:18:54,793 INFO L226 Difference]: Without dead ends: 132 [2018-04-05 15:18:54,797 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 104 SyntacticMatches, 11 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1706 ImplicationChecksByTransitivity, 28.0s TimeCoverageRelationStatistics Valid=1276, Invalid=5044, Unknown=0, NotChecked=0, Total=6320 [2018-04-05 15:18:54,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-04-05 15:18:54,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-04-05 15:18:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-04-05 15:18:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 133 transitions. [2018-04-05 15:18:54,846 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 133 transitions. Word has length 74 [2018-04-05 15:18:54,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:18:54,847 INFO L459 AbstractCegarLoop]: Abstraction has 132 states and 133 transitions. [2018-04-05 15:18:54,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-05 15:18:54,847 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-04-05 15:18:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-04-05 15:18:54,854 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:18:54,854 INFO L355 BasicCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:18:54,855 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:18:54,862 INFO L82 PathProgramCache]: Analyzing trace with hash -230011705, now seen corresponding path program 4 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:18:54,889 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:18:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:18:55,100 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:18:55,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 15:18:55,115 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,135 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,136 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-05 15:18:55,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:55,289 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:18:55,289 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,297 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,348 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,349 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:17 [2018-04-05 15:18:55,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:55,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:18:55,510 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,516 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,558 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,559 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:55,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:55,737 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:18:55,738 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,749 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,790 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:55,791 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:55,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:56,011 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:18:56,012 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,022 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,066 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,067 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:56,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:56,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:18:56,288 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,300 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,342 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,343 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:56,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:56,596 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:18:56,597 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,607 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,645 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,646 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:56,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:18:56,944 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:18:56,945 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:18:56,955 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:57,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:18:57,030 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:18:57,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-05 15:18:57,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-05 15:18:57,824 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-05 15:18:57,953 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:18:58,142 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. [2018-04-05 15:18:58,142 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:48 [2018-04-05 15:18:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:18:58,791 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:19:00,648 WARN L148 SmtUtils]: Spent 202ms on a formula simplification that was a NOOP. DAG size: 35 [2018-04-05 15:19:07,742 WARN L148 SmtUtils]: Spent 121ms on a formula simplification that was a NOOP. DAG size: 87 [2018-04-05 15:19:08,278 WARN L148 SmtUtils]: Spent 140ms on a formula simplification that was a NOOP. DAG size: 87 [2018-04-05 15:19:09,249 WARN L148 SmtUtils]: Spent 164ms on a formula simplification that was a NOOP. DAG size: 95 [2018-04-05 15:19:09,906 WARN L148 SmtUtils]: Spent 125ms on a formula simplification that was a NOOP. DAG size: 97 [2018-04-05 15:19:14,514 WARN L148 SmtUtils]: Spent 167ms on a formula simplification that was a NOOP. DAG size: 97 [2018-04-05 15:19:14,721 WARN L148 SmtUtils]: Spent 187ms on a formula simplification that was a NOOP. DAG size: 113 [2018-04-05 15:19:14,733 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 129 treesize of output 125 [2018-04-05 15:19:14,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 107 [2018-04-05 15:19:14,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 108 [2018-04-05 15:19:14,783 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,788 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,789 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 116 [2018-04-05 15:19:14,827 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,828 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,832 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,838 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,839 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,844 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 131 [2018-04-05 15:19:14,907 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,913 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,917 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,921 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,925 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,926 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,930 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,931 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,935 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:14,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,015 INFO L303 Elim1Store]: Index analysis took 120 ms [2018-04-05 15:19:15,016 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 153 [2018-04-05 15:19:15,028 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,033 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,037 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,044 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,048 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,049 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,055 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,061 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,062 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,067 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,074 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,089 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,188 INFO L303 Elim1Store]: Index analysis took 168 ms [2018-04-05 15:19:15,190 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 182 [2018-04-05 15:19:15,302 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,306 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,310 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,314 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,318 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,322 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,326 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,327 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,331 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,335 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,339 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,343 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,347 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,351 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,355 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,359 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,363 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,367 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,371 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,375 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,376 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,509 INFO L303 Elim1Store]: Index analysis took 216 ms [2018-04-05 15:19:15,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 151 [2018-04-05 15:19:15,512 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:15,520 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,529 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,531 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,535 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,539 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,543 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,546 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,554 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,559 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,563 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,564 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,567 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,575 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,582 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,583 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,589 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,590 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,600 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,601 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,613 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:15,798 INFO L303 Elim1Store]: Index analysis took 283 ms [2018-04-05 15:19:15,934 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 254 [2018-04-05 15:19:15,935 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:16,017 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:16,038 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,042 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,043 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,052 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,058 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,072 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,073 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,077 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,088 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,094 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,100 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,112 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,120 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,144 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,149 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,178 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:16,432 INFO L303 Elim1Store]: Index analysis took 412 ms [2018-04-05 15:19:16,629 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 258 [2018-04-05 15:19:16,630 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:16,759 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:18,871 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:18,973 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,045 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,091 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,117 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,128 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 77 [2018-04-05 15:19:19,193 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 61 treesize of output 54 [2018-04-05 15:19:19,194 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,260 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:19,303 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 190 treesize of output 190 [2018-04-05 15:19:19,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 178 [2018-04-05 15:19:19,322 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 157 [2018-04-05 15:19:19,343 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,348 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,356 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,380 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 152 treesize of output 158 [2018-04-05 15:19:19,397 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,402 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,407 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,411 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,416 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,418 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 166 [2018-04-05 15:19:19,480 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,484 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,490 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,497 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,510 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,518 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,522 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,524 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,535 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,616 INFO L303 Elim1Store]: Index analysis took 156 ms [2018-04-05 15:19:19,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 181 [2018-04-05 15:19:19,643 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,648 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,656 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,661 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,665 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,667 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,679 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,685 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,693 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,697 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,698 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,702 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,706 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,710 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,717 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:19,844 INFO L303 Elim1Store]: Index analysis took 222 ms [2018-04-05 15:19:19,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 203 [2018-04-05 15:19:20,006 WARN L148 SmtUtils]: Spent 159ms on a formula simplification that was a NOOP. DAG size: 71 [2018-04-05 15:19:20,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,031 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,046 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,051 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,061 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,065 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,076 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,095 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,105 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,109 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,113 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,116 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,124 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,133 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,137 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,148 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,154 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,172 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:20,577 INFO L303 Elim1Store]: Index analysis took 568 ms [2018-04-05 15:19:20,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 96 treesize of output 268 [2018-04-05 15:19:20,888 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:20,958 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:20,982 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,001 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,005 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,022 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,027 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,031 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,033 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,037 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,053 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,059 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,064 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,069 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,075 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,079 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,084 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,096 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,102 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,113 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,128 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,445 INFO L303 Elim1Store]: Index analysis took 485 ms [2018-04-05 15:19:21,628 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 96 treesize of output 264 [2018-04-05 15:19:21,629 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:21,715 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:21,722 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,726 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,727 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,731 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,738 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,739 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,749 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,753 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,754 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,758 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,760 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,767 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,771 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,774 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,779 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,780 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,784 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,788 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:21,918 INFO L303 Elim1Store]: Index analysis took 200 ms [2018-04-05 15:19:21,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 161 [2018-04-05 15:19:21,920 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:24,303 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:24,411 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:24,477 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:24,516 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:24,534 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:24,570 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:24,748 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 182 treesize of output 189 [2018-04-05 15:19:24,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 134 [2018-04-05 15:19:24,782 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,787 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,792 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 131 [2018-04-05 15:19:24,830 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,835 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,840 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,841 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,847 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,852 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,895 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 151 [2018-04-05 15:19:24,920 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,928 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,932 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,936 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,945 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,949 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,960 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:24,962 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,062 INFO L303 Elim1Store]: Index analysis took 164 ms [2018-04-05 15:19:25,064 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 178 [2018-04-05 15:19:25,089 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,094 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,095 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,099 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,100 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,101 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,110 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,112 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,117 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,119 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,120 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,127 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,131 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,136 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,267 INFO L303 Elim1Store]: Index analysis took 200 ms [2018-04-05 15:19:25,268 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 212 [2018-04-05 15:19:25,451 WARN L148 SmtUtils]: Spent 180ms on a formula simplification that was a NOOP. DAG size: 74 [2018-04-05 15:19:25,466 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-05 15:19:25,466 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:25,498 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,508 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,512 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,518 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,527 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,541 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,545 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,550 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,552 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,557 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,559 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,563 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,569 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,573 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,578 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,585 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,586 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,592 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,596 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,601 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,740 INFO L303 Elim1Store]: Index analysis took 271 ms [2018-04-05 15:19:25,741 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 180 [2018-04-05 15:19:25,742 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:25,761 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,766 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,771 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,776 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,781 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,786 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,791 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,795 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,800 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,805 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,812 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,813 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,814 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,818 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,825 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,831 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,836 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,841 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,844 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,848 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:25,985 INFO L303 Elim1Store]: Index analysis took 238 ms [2018-04-05 15:19:25,986 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 23 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 176 [2018-04-05 15:19:25,987 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:26,177 INFO L267 ElimStorePlain]: Start of recursive call 29: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:26,184 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:26,195 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:26,201 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:26,245 INFO L267 ElimStorePlain]: Start of recursive call 25: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:26,367 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,438 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 175 treesize of output 185 [2018-04-05 15:19:26,464 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,466 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,473 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,489 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 144 [2018-04-05 15:19:26,501 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,502 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,506 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,508 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,509 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,513 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 151 [2018-04-05 15:19:26,581 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,582 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,588 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,592 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,594 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,598 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,599 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,615 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,616 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,620 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,705 INFO L303 Elim1Store]: Index analysis took 143 ms [2018-04-05 15:19:26,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 178 [2018-04-05 15:19:26,719 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,723 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,725 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,729 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,733 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,739 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,740 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,747 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,752 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,757 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,760 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,765 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:26,853 INFO L303 Elim1Store]: Index analysis took 144 ms [2018-04-05 15:19:26,854 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 212 [2018-04-05 15:19:27,133 WARN L151 SmtUtils]: Spent 277ms on a formula simplification. DAG size of input: 77 DAG size of output 69 [2018-04-05 15:19:27,157 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,160 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,164 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,165 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,169 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,173 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,177 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,178 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,181 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,186 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,187 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,189 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,191 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,194 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,198 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,201 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,204 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,208 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,209 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,217 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,219 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,221 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,225 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,235 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 15:19:27,559 INFO L303 Elim1Store]: Index analysis took 422 ms [2018-04-05 15:19:27,560 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 238 [2018-04-05 15:19:27,561 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:27,568 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:27,580 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:27,593 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:27,685 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:27,945 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,947 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:27,977 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,043 INFO L303 Elim1Store]: Index analysis took 114 ms [2018-04-05 15:19:28,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 164 treesize of output 186 [2018-04-05 15:19:28,181 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,185 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,187 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,191 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,195 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,204 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,278 INFO L303 Elim1Store]: Index analysis took 112 ms [2018-04-05 15:19:28,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 159 [2018-04-05 15:19:28,290 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,294 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,298 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,302 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,306 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,310 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,314 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,316 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,318 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,322 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,470 INFO L303 Elim1Store]: Index analysis took 189 ms [2018-04-05 15:19:28,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 178 [2018-04-05 15:19:28,488 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,490 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,494 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,498 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,507 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,508 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,512 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,521 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,522 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,526 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,539 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,560 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,564 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,568 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,658 INFO L303 Elim1Store]: Index analysis took 184 ms [2018-04-05 15:19:28,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 212 [2018-04-05 15:19:28,886 WARN L151 SmtUtils]: Spent 224ms on a formula simplification. DAG size of input: 78 DAG size of output 68 [2018-04-05 15:19:28,940 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,950 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,951 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,956 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,960 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,965 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,966 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,970 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,971 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,975 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,976 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,983 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,984 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,989 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:28,993 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,000 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 15:19:29,006 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,008 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,021 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,025 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,027 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,205 INFO L303 Elim1Store]: Index analysis took 281 ms [2018-04-05 15:19:29,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 202 [2018-04-05 15:19:29,207 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:29,229 INFO L267 ElimStorePlain]: Start of recursive call 42: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:29,238 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:29,341 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:29,487 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,498 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,500 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,511 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,512 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,530 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,587 INFO L303 Elim1Store]: Index analysis took 113 ms [2018-04-05 15:19:29,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 153 treesize of output 194 [2018-04-05 15:19:29,666 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,668 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,672 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,677 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,679 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,680 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,684 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,685 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,689 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,694 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 181 [2018-04-05 15:19:29,768 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,773 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,778 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,782 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,787 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,788 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,792 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,796 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,798 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,802 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,805 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,807 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,811 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,812 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,816 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:29,907 INFO L303 Elim1Store]: Index analysis took 147 ms [2018-04-05 15:19:29,908 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 212 [2018-04-05 15:19:30,176 WARN L151 SmtUtils]: Spent 266ms on a formula simplification. DAG size of input: 81 DAG size of output 70 [2018-04-05 15:19:30,188 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,192 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,193 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,197 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,201 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,205 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,209 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,213 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,215 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,217 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,221 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,225 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,229 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,230 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,239 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,248 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,260 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,273 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,286 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,287 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,291 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,295 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,299 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,303 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,315 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 15:19:30,328 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:30,773 INFO L303 Elim1Store]: Index analysis took 594 ms [2018-04-05 15:19:30,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 238 [2018-04-05 15:19:30,775 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:30,801 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:31,030 INFO L267 ElimStorePlain]: Start of recursive call 45: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:31,315 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,324 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,326 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,335 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,345 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,349 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,353 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,377 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,386 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,398 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,533 INFO L303 Elim1Store]: Index analysis took 225 ms [2018-04-05 15:19:31,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 142 treesize of output 209 [2018-04-05 15:19:31,692 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,705 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,718 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,720 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,724 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,728 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,754 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,755 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,768 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,769 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,770 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,810 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,812 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:31,822 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,082 INFO L303 Elim1Store]: Index analysis took 402 ms [2018-04-05 15:19:32,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 2 new quantified variables, introduced 7 case distinctions, treesize of input 193 treesize of output 231 [2018-04-05 15:19:32,863 WARN L151 SmtUtils]: Spent 712ms on a formula simplification. DAG size of input: 107 DAG size of output 102 [2018-04-05 15:19:32,872 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,876 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,880 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,884 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,888 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,892 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,901 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,902 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,906 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,927 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 15:19:32,931 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,935 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,939 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,941 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,945 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,949 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,958 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,970 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,983 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,992 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:32,993 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:33,002 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:33,207 INFO L303 Elim1Store]: Index analysis took 341 ms [2018-04-05 15:19:33,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 174 [2018-04-05 15:19:33,209 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:33,961 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:33,962 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:33,974 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:33,986 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:33,995 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:33,998 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,010 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,013 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,026 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,049 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,062 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,064 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,081 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,090 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,102 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,115 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,149 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,152 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,164 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,168 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,177 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,414 INFO L303 Elim1Store]: Index analysis took 465 ms [2018-04-05 15:19:34,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 94 treesize of output 270 [2018-04-05 15:19:34,635 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:34,664 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:34,672 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,673 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,677 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,681 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,692 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,694 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,698 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,702 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,711 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,736 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,748 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,761 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,763 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,764 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,775 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,787 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,814 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,818 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,831 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,835 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:34,874 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:35,140 INFO L303 Elim1Store]: Index analysis took 475 ms [2018-04-05 15:19:35,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 94 treesize of output 266 [2018-04-05 15:19:35,345 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:35,380 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:37,130 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,207 INFO L267 ElimStorePlain]: Start of recursive call 48: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,268 INFO L267 ElimStorePlain]: Start of recursive call 44: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,335 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,391 INFO L267 ElimStorePlain]: Start of recursive call 33: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,454 INFO L267 ElimStorePlain]: Start of recursive call 24: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,539 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 79 [2018-04-05 15:19:37,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 54 [2018-04-05 15:19:37,887 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,987 INFO L267 ElimStorePlain]: Start of recursive call 53: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:37,992 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 131 treesize of output 127 [2018-04-05 15:19:37,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 107 [2018-04-05 15:19:38,004 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 108 [2018-04-05 15:19:38,031 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,032 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,041 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 116 [2018-04-05 15:19:38,070 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,074 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,078 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,082 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,091 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,103 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,173 INFO L303 Elim1Store]: Index analysis took 108 ms [2018-04-05 15:19:38,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 131 [2018-04-05 15:19:38,193 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,197 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,200 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,202 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,206 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,209 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,213 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,217 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,221 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,222 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,324 INFO L303 Elim1Store]: Index analysis took 148 ms [2018-04-05 15:19:38,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 153 [2018-04-05 15:19:38,339 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,352 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,365 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,377 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,390 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,402 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,404 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,416 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,428 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,441 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,453 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,458 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,462 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,466 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,470 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,664 INFO L303 Elim1Store]: Index analysis took 336 ms [2018-04-05 15:19:38,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 182 [2018-04-05 15:19:38,816 WARN L148 SmtUtils]: Spent 149ms on a formula simplification that was a NOOP. DAG size: 68 [2018-04-05 15:19:38,823 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,827 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,828 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,832 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,836 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,842 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,846 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,850 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,854 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,855 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,858 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,862 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,866 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,875 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,879 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,883 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,887 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,896 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,936 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,938 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:38,942 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,114 INFO L303 Elim1Store]: Index analysis took 295 ms [2018-04-05 15:19:39,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 22 disjoint index pairs (out of 21 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 151 [2018-04-05 15:19:39,116 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-05 15:19:39,132 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,134 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,142 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,146 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,156 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,157 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,161 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,162 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,167 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,179 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,183 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,192 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,193 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,197 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,199 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,203 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,212 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,216 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,223 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,225 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,245 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,386 INFO L303 Elim1Store]: Index analysis took 268 ms [2018-04-05 15:19:39,506 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 258 [2018-04-05 15:19:39,507 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:39,570 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:39,594 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,595 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,599 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,600 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,607 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,611 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,612 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,616 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,621 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,628 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,629 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,634 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,635 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,639 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,641 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,642 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,652 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,654 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,663 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,668 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,690 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 15:19:39,855 INFO L303 Elim1Store]: Index analysis took 282 ms [2018-04-05 15:19:40,019 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 24 disjoint index pairs (out of 28 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 254 [2018-04-05 15:19:40,020 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 15:19:40,108 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 64 xjuncts. [2018-04-05 15:19:42,679 INFO L267 ElimStorePlain]: Start of recursive call 61: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:43,251 INFO L267 ElimStorePlain]: Start of recursive call 60: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:43,508 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:43,570 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:43,599 INFO L267 ElimStorePlain]: Start of recursive call 57: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:43,605 INFO L267 ElimStorePlain]: Start of recursive call 56: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:43,647 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:19:43,839 INFO L267 ElimStorePlain]: Start of recursive call 1: 28 dim-0 vars, 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-05 15:19:43,840 INFO L202 ElimStorePlain]: Needed 64 recursive calls to eliminate 30 variables, input treesize:263, output treesize:83 [2018-04-05 15:19:44,202 WARN L148 SmtUtils]: Spent 121ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-05 15:19:44,689 WARN L151 SmtUtils]: Spent 183ms on a formula simplification. DAG size of input: 27 DAG size of output 24 [2018-04-05 15:19:45,280 WARN L148 SmtUtils]: Spent 279ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-05 15:19:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:19:46,108 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 15:19:46,108 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 31] total 53 [2018-04-05 15:19:46,109 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-05 15:19:46,109 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-05 15:19:46,110 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2505, Unknown=1, NotChecked=0, Total=2862 [2018-04-05 15:19:46,110 INFO L87 Difference]: Start difference. First operand 132 states and 133 transitions. Second operand 54 states. [2018-04-05 15:19:48,308 WARN L151 SmtUtils]: Spent 168ms on a formula simplification. DAG size of input: 37 DAG size of output 34 [2018-04-05 15:19:48,818 WARN L151 SmtUtils]: Spent 318ms on a formula simplification. DAG size of input: 40 DAG size of output 39 [2018-04-05 15:19:49,141 WARN L151 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 28 DAG size of output 24 [2018-04-05 15:19:49,953 WARN L151 SmtUtils]: Spent 273ms on a formula simplification. DAG size of input: 37 DAG size of output 28 [2018-04-05 15:19:50,693 WARN L151 SmtUtils]: Spent 298ms on a formula simplification. DAG size of input: 35 DAG size of output 29 [2018-04-05 15:19:51,058 WARN L151 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 25 DAG size of output 24 [2018-04-05 15:19:51,484 WARN L151 SmtUtils]: Spent 179ms on a formula simplification. DAG size of input: 38 DAG size of output 35 [2018-04-05 15:19:52,276 WARN L151 SmtUtils]: Spent 454ms on a formula simplification. DAG size of input: 41 DAG size of output 40 [2018-04-05 15:19:52,787 WARN L151 SmtUtils]: Spent 220ms on a formula simplification. DAG size of input: 29 DAG size of output 25 [2018-04-05 15:19:53,382 WARN L151 SmtUtils]: Spent 152ms on a formula simplification. DAG size of input: 38 DAG size of output 29 [2018-04-05 15:19:53,823 WARN L151 SmtUtils]: Spent 213ms on a formula simplification. DAG size of input: 36 DAG size of output 30 [2018-04-05 15:19:54,114 WARN L151 SmtUtils]: Spent 115ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:19:54,477 WARN L151 SmtUtils]: Spent 156ms on a formula simplification. DAG size of input: 38 DAG size of output 35 [2018-04-05 15:19:54,920 WARN L151 SmtUtils]: Spent 215ms on a formula simplification. DAG size of input: 41 DAG size of output 40 [2018-04-05 15:19:55,530 WARN L151 SmtUtils]: Spent 411ms on a formula simplification. DAG size of input: 29 DAG size of output 25 [2018-04-05 15:19:56,323 WARN L151 SmtUtils]: Spent 296ms on a formula simplification. DAG size of input: 38 DAG size of output 29 [2018-04-05 15:19:56,967 WARN L151 SmtUtils]: Spent 261ms on a formula simplification. DAG size of input: 37 DAG size of output 31 [2018-04-05 15:19:57,463 WARN L151 SmtUtils]: Spent 185ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:19:57,841 WARN L151 SmtUtils]: Spent 163ms on a formula simplification. DAG size of input: 39 DAG size of output 36 [2018-04-05 15:19:58,323 WARN L151 SmtUtils]: Spent 243ms on a formula simplification. DAG size of input: 42 DAG size of output 41 [2018-04-05 15:19:58,653 WARN L151 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 30 DAG size of output 26 [2018-04-05 15:19:59,277 WARN L151 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 39 DAG size of output 30 [2018-04-05 15:19:59,881 WARN L151 SmtUtils]: Spent 301ms on a formula simplification. DAG size of input: 38 DAG size of output 32 [2018-04-05 15:20:00,288 WARN L151 SmtUtils]: Spent 199ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:20:00,752 WARN L151 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 39 DAG size of output 36 [2018-04-05 15:20:01,362 WARN L151 SmtUtils]: Spent 343ms on a formula simplification. DAG size of input: 42 DAG size of output 41 [2018-04-05 15:20:01,762 WARN L151 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 30 DAG size of output 26 [2018-04-05 15:20:02,573 WARN L151 SmtUtils]: Spent 226ms on a formula simplification. DAG size of input: 39 DAG size of output 30 [2018-04-05 15:20:02,964 WARN L151 SmtUtils]: Spent 174ms on a formula simplification. DAG size of input: 38 DAG size of output 32 [2018-04-05 15:20:03,590 WARN L151 SmtUtils]: Spent 446ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:20:04,078 WARN L151 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 39 DAG size of output 36 [2018-04-05 15:20:04,479 WARN L151 SmtUtils]: Spent 230ms on a formula simplification. DAG size of input: 42 DAG size of output 41 [2018-04-05 15:20:04,878 WARN L151 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 30 DAG size of output 26 [2018-04-05 15:20:05,401 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 39 DAG size of output 30 [2018-04-05 15:20:05,948 WARN L151 SmtUtils]: Spent 235ms on a formula simplification. DAG size of input: 38 DAG size of output 32 [2018-04-05 15:20:06,261 WARN L151 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:20:06,637 WARN L151 SmtUtils]: Spent 173ms on a formula simplification. DAG size of input: 39 DAG size of output 36 [2018-04-05 15:20:07,104 WARN L151 SmtUtils]: Spent 243ms on a formula simplification. DAG size of input: 42 DAG size of output 41 [2018-04-05 15:20:07,639 WARN L151 SmtUtils]: Spent 340ms on a formula simplification. DAG size of input: 30 DAG size of output 26 [2018-04-05 15:20:08,239 WARN L151 SmtUtils]: Spent 199ms on a formula simplification. DAG size of input: 39 DAG size of output 30 [2018-04-05 15:20:08,642 WARN L151 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 38 DAG size of output 32 [2018-04-05 15:20:09,628 WARN L151 SmtUtils]: Spent 801ms on a formula simplification. DAG size of input: 26 DAG size of output 25 [2018-04-05 15:20:10,552 WARN L148 SmtUtils]: Spent 211ms on a formula simplification that was a NOOP. DAG size: 30 [2018-04-05 15:20:11,121 WARN L151 SmtUtils]: Spent 250ms on a formula simplification. DAG size of input: 45 DAG size of output 40 [2018-04-05 15:20:12,618 WARN L151 SmtUtils]: Spent 1217ms on a formula simplification. DAG size of input: 36 DAG size of output 35 [2018-04-05 15:20:13,759 WARN L151 SmtUtils]: Spent 418ms on a formula simplification. DAG size of input: 31 DAG size of output 30 [2018-04-05 15:20:15,564 WARN L151 SmtUtils]: Spent 1098ms on a formula simplification. DAG size of input: 245 DAG size of output 160 [2018-04-05 15:20:18,489 WARN L151 SmtUtils]: Spent 2364ms on a formula simplification. DAG size of input: 389 DAG size of output 244 [2018-04-05 15:20:19,817 WARN L151 SmtUtils]: Spent 725ms on a formula simplification. DAG size of input: 222 DAG size of output 145 [2018-04-05 15:20:21,106 WARN L151 SmtUtils]: Spent 814ms on a formula simplification. DAG size of input: 225 DAG size of output 150 [2018-04-05 15:20:22,803 WARN L151 SmtUtils]: Spent 1184ms on a formula simplification. DAG size of input: 228 DAG size of output 153 [2018-04-05 15:20:24,108 WARN L151 SmtUtils]: Spent 805ms on a formula simplification. DAG size of input: 215 DAG size of output 138 [2018-04-05 15:20:27,045 WARN L151 SmtUtils]: Spent 2056ms on a formula simplification. DAG size of input: 349 DAG size of output 217 [2018-04-05 15:20:29,428 WARN L151 SmtUtils]: Spent 1735ms on a formula simplification. DAG size of input: 314 DAG size of output 198 [2018-04-05 15:20:30,854 WARN L151 SmtUtils]: Spent 881ms on a formula simplification. DAG size of input: 181 DAG size of output 120 [2018-04-05 15:20:32,108 WARN L151 SmtUtils]: Spent 782ms on a formula simplification. DAG size of input: 184 DAG size of output 125 [2018-04-05 15:20:33,464 WARN L151 SmtUtils]: Spent 821ms on a formula simplification. DAG size of input: 187 DAG size of output 128 [2018-04-05 15:20:34,582 WARN L151 SmtUtils]: Spent 605ms on a formula simplification. DAG size of input: 174 DAG size of output 113 [2018-04-05 15:20:36,825 WARN L151 SmtUtils]: Spent 1664ms on a formula simplification. DAG size of input: 281 DAG size of output 177 [2018-04-05 15:20:39,245 WARN L151 SmtUtils]: Spent 1727ms on a formula simplification. DAG size of input: 253 DAG size of output 161 [2018-04-05 15:20:40,568 WARN L151 SmtUtils]: Spent 750ms on a formula simplification. DAG size of input: 147 DAG size of output 98 [2018-04-05 15:20:41,517 WARN L151 SmtUtils]: Spent 612ms on a formula simplification. DAG size of input: 150 DAG size of output 103 [2018-04-05 15:20:42,844 WARN L151 SmtUtils]: Spent 890ms on a formula simplification. DAG size of input: 153 DAG size of output 106 [2018-04-05 15:20:43,553 WARN L151 SmtUtils]: Spent 412ms on a formula simplification. DAG size of input: 140 DAG size of output 91 [2018-04-05 15:20:45,180 WARN L151 SmtUtils]: Spent 1052ms on a formula simplification. DAG size of input: 222 DAG size of output 142 [2018-04-05 15:20:47,201 WARN L151 SmtUtils]: Spent 1196ms on a formula simplification. DAG size of input: 196 DAG size of output 131 [2018-04-05 15:20:48,104 WARN L151 SmtUtils]: Spent 399ms on a formula simplification. DAG size of input: 115 DAG size of output 81 [2018-04-05 15:20:48,985 WARN L151 SmtUtils]: Spent 487ms on a formula simplification. DAG size of input: 118 DAG size of output 86 [2018-04-05 15:20:50,021 WARN L151 SmtUtils]: Spent 577ms on a formula simplification. DAG size of input: 121 DAG size of output 89 [2018-04-05 15:20:50,722 WARN L151 SmtUtils]: Spent 350ms on a formula simplification. DAG size of input: 108 DAG size of output 74 [2018-04-05 15:20:52,112 WARN L151 SmtUtils]: Spent 767ms on a formula simplification. DAG size of input: 167 DAG size of output 112 [2018-04-05 15:20:53,332 WARN L151 SmtUtils]: Spent 635ms on a formula simplification. DAG size of input: 143 DAG size of output 105 [2018-04-05 15:20:54,119 WARN L151 SmtUtils]: Spent 315ms on a formula simplification. DAG size of input: 85 DAG size of output 68 [2018-04-05 15:20:54,864 WARN L151 SmtUtils]: Spent 387ms on a formula simplification. DAG size of input: 88 DAG size of output 71 [2018-04-05 15:20:55,626 WARN L151 SmtUtils]: Spent 394ms on a formula simplification. DAG size of input: 91 DAG size of output 76 [2018-04-05 15:20:56,122 WARN L151 SmtUtils]: Spent 234ms on a formula simplification. DAG size of input: 78 DAG size of output 61 [2018-04-05 15:20:57,022 WARN L151 SmtUtils]: Spent 418ms on a formula simplification. DAG size of input: 116 DAG size of output 87 [2018-04-05 15:20:58,210 WARN L151 SmtUtils]: Spent 666ms on a formula simplification. DAG size of input: 94 DAG size of output 77 [2018-04-05 15:20:59,190 WARN L151 SmtUtils]: Spent 391ms on a formula simplification. DAG size of input: 54 DAG size of output 49 [2018-04-05 15:20:59,692 WARN L151 SmtUtils]: Spent 279ms on a formula simplification. DAG size of input: 57 DAG size of output 52 [2018-04-05 15:21:00,411 WARN L151 SmtUtils]: Spent 359ms on a formula simplification. DAG size of input: 60 DAG size of output 57 [2018-04-05 15:21:00,792 WARN L151 SmtUtils]: Spent 176ms on a formula simplification. DAG size of input: 47 DAG size of output 42 [2018-04-05 15:21:01,487 WARN L151 SmtUtils]: Spent 325ms on a formula simplification. DAG size of input: 65 DAG size of output 57 [2018-04-05 15:21:02,500 WARN L151 SmtUtils]: Spent 465ms on a formula simplification. DAG size of input: 54 DAG size of output 48 [2018-04-05 15:21:03,282 WARN L151 SmtUtils]: Spent 331ms on a formula simplification. DAG size of input: 37 DAG size of output 34 [2018-04-05 15:21:04,108 WARN L151 SmtUtils]: Spent 431ms on a formula simplification. DAG size of input: 40 DAG size of output 37 [2018-04-05 15:21:04,705 WARN L151 SmtUtils]: Spent 312ms on a formula simplification. DAG size of input: 43 DAG size of output 42 [2018-04-05 15:21:05,114 WARN L151 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 26 DAG size of output 23 [2018-04-05 15:21:05,508 WARN L151 SmtUtils]: Spent 125ms on a formula simplification. DAG size of input: 33 DAG size of output 30 [2018-04-05 15:21:06,876 WARN L148 SmtUtils]: Spent 139ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-05 15:21:06,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:21:06,877 INFO L93 Difference]: Finished difference Result 245 states and 253 transitions. [2018-04-05 15:21:06,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2018-04-05 15:21:06,878 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 130 [2018-04-05 15:21:06,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:21:06,880 INFO L225 Difference]: With dead ends: 245 [2018-04-05 15:21:06,880 INFO L226 Difference]: Without dead ends: 244 [2018-04-05 15:21:06,887 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 197 SyntacticMatches, 10 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6489 ImplicationChecksByTransitivity, 89.3s TimeCoverageRelationStatistics Valid=4148, Invalid=17607, Unknown=1, NotChecked=0, Total=21756 [2018-04-05 15:21:06,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-04-05 15:21:06,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2018-04-05 15:21:06,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-04-05 15:21:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 245 transitions. [2018-04-05 15:21:06,950 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 245 transitions. Word has length 130 [2018-04-05 15:21:06,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:21:06,951 INFO L459 AbstractCegarLoop]: Abstraction has 244 states and 245 transitions. [2018-04-05 15:21:06,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-05 15:21:06,953 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 245 transitions. [2018-04-05 15:21:06,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-04-05 15:21:06,963 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:21:06,964 INFO L355 BasicCegarLoop]: trace histogram [17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:21:06,964 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr7RequiresViolation, mainErr9RequiresViolation, mainErr8RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr0RequiresViolation, mainErr10EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:21:06,964 INFO L82 PathProgramCache]: Analyzing trace with hash 817242471, now seen corresponding path program 5 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:21:06,994 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:21:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:21:07,318 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:21:07,331 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 15:21:07,332 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,355 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,356 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-04-05 15:21:07,535 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:07,541 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:21:07,542 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,549 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,596 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,597 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:30, output treesize:17 [2018-04-05 15:21:07,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:07,847 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:21:07,848 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,860 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,923 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:07,924 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:08,185 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 [2018-04-05 15:21:08,188 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 10 treesize of output 9 [2018-04-05 15:21:08,189 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,196 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,238 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,239 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:08,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:08,457 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:21:08,458 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,464 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,507 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,508 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:08,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:08,766 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 10 treesize of output 11 [2018-04-05 15:21:08,767 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,773 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,817 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:08,818 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:09,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:09,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:21:09,069 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,075 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,118 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,119 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:09,396 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:09,403 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:21:09,404 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,410 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,453 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,454 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:09,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:09,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:21:09,811 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,820 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:09,874 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:10,215 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:10,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 11 [2018-04-05 15:21:10,219 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:10,227 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:10,271 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:10,272 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:10,924 WARN L148 SmtUtils]: Spent 276ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-05 15:21:11,703 WARN L148 SmtUtils]: Spent 273ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-05 15:21:11,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:11,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:21:11,812 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:11,839 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:11,887 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:11,888 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:12,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:12,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:21:12,478 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:12,484 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:12,531 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:12,531 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:13,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:13,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:21:13,038 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:13,042 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:13,092 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:13,093 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:13,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:13,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:21:13,598 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:13,605 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:13,653 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:13,654 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:14,158 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:14,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 11 [2018-04-05 15:21:14,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:14,172 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:14,322 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:14,323 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:15,385 WARN L148 SmtUtils]: Spent 239ms on a formula simplification that was a NOOP. DAG size: 17 [2018-04-05 15:21:15,497 INFO L303 Elim1Store]: Index analysis took 108 ms [2018-04-05 15:21:15,497 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 15:21:15,577 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 15:21:15,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 15:21:15,650 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:15,730 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:21:15,731 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:19 [2018-04-05 15:21:16,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-05 15:21:16,620 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-05 15:21:16,621 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-05 15:21:16,642 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 15:21:16,693 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. [2018-04-05 15:21:16,693 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:48 [2018-04-05 15:21:17,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1712 backedges. 0 proven. 1712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:21:17,768 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:21:20,579 WARN L148 SmtUtils]: Spent 132ms on a formula simplification that was a NOOP. DAG size: 35 [2018-04-05 15:21:24,157 WARN L148 SmtUtils]: Spent 107ms on a formula simplification that was a NOOP. DAG size: 47 [2018-04-05 15:21:25,469 WARN L148 SmtUtils]: Spent 107ms on a formula simplification that was a NOOP. DAG size: 57 [2018-04-05 15:21:26,657 WARN L148 SmtUtils]: Spent 149ms on a formula simplification that was a NOOP. DAG size: 67 [2018-04-05 15:21:27,441 WARN L148 SmtUtils]: Spent 114ms on a formula simplification that was a NOOP. DAG size: 75 [2018-04-05 15:21:28,372 WARN L148 SmtUtils]: Spent 119ms on a formula simplification that was a NOOP. DAG size: 77 [2018-04-05 15:21:31,095 WARN L148 SmtUtils]: Spent 105ms on a formula simplification that was a NOOP. DAG size: 85 [2018-04-05 15:21:32,303 WARN L148 SmtUtils]: Spent 142ms on a formula simplification that was a NOOP. DAG size: 87 [2018-04-05 15:21:33,038 WARN L148 SmtUtils]: Spent 125ms on a formula simplification that was a NOOP. DAG size: 95 [2018-04-05 15:21:34,539 WARN L148 SmtUtils]: Spent 134ms on a formula simplification that was a NOOP. DAG size: 97 [2018-04-05 15:21:35,389 WARN L148 SmtUtils]: Spent 150ms on a formula simplification that was a NOOP. DAG size: 97 [2018-04-05 15:21:36,802 WARN L148 SmtUtils]: Spent 202ms on a formula simplification that was a NOOP. DAG size: 105 [2018-04-05 15:21:39,924 WARN L148 SmtUtils]: Spent 145ms on a formula simplification that was a NOOP. DAG size: 107 [2018-04-05 15:21:40,739 WARN L148 SmtUtils]: Spent 163ms on a formula simplification that was a NOOP. DAG size: 107 [2018-04-05 15:21:56,889 WARN L148 SmtUtils]: Spent 227ms on a formula simplification that was a NOOP. DAG size: 117 [2018-04-05 15:22:09,379 WARN L148 SmtUtils]: Spent 308ms on a formula simplification that was a NOOP. DAG size: 125 [2018-04-05 15:22:10,493 WARN L148 SmtUtils]: Spent 181ms on a formula simplification that was a NOOP. DAG size: 127 [2018-04-05 15:22:13,898 WARN L148 SmtUtils]: Spent 274ms on a formula simplification that was a NOOP. DAG size: 127 [2018-04-05 15:22:17,666 WARN L148 SmtUtils]: Spent 120ms on a formula simplification that was a NOOP. DAG size: 135 [2018-04-05 15:22:22,270 WARN L148 SmtUtils]: Spent 257ms on a formula simplification that was a NOOP. DAG size: 137 [2018-04-05 15:22:31,700 WARN L148 SmtUtils]: Spent 222ms on a formula simplification that was a NOOP. DAG size: 137 [2018-04-05 15:22:38,051 WARN L148 SmtUtils]: Spent 121ms on a formula simplification that was a NOOP. DAG size: 145 [2018-04-05 15:22:43,863 WARN L148 SmtUtils]: Spent 180ms on a formula simplification that was a NOOP. DAG size: 147 [2018-04-05 15:22:52,211 WARN L148 SmtUtils]: Spent 170ms on a formula simplification that was a NOOP. DAG size: 147 [2018-04-05 15:23:03,946 WARN L148 SmtUtils]: Spent 281ms on a formula simplification that was a NOOP. DAG size: 155 [2018-04-05 15:23:10,917 WARN L148 SmtUtils]: Spent 268ms on a formula simplification that was a NOOP. DAG size: 157 [2018-04-05 15:23:17,205 WARN L148 SmtUtils]: Spent 142ms on a formula simplification that was a NOOP. DAG size: 157