java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8168ed2-m [2018-04-11 23:40:44,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 23:40:44,428 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 23:40:44,441 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 23:40:44,442 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 23:40:44,442 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 23:40:44,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 23:40:44,445 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 23:40:44,448 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 23:40:44,448 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 23:40:44,449 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 23:40:44,450 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 23:40:44,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 23:40:44,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 23:40:44,453 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 23:40:44,455 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 23:40:44,457 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 23:40:44,459 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 23:40:44,461 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 23:40:44,462 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 23:40:44,464 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 23:40:44,465 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 23:40:44,465 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 23:40:44,466 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 23:40:44,467 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 23:40:44,468 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 23:40:44,468 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 23:40:44,469 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 23:40:44,470 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 23:40:44,470 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 23:40:44,471 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 23:40:44,471 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 [2018-04-11 23:40:44,495 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 23:40:44,496 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 23:40:44,496 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-11 23:40:44,496 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-11 23:40:44,497 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-11 23:40:44,497 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-11 23:40:44,497 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-11 23:40:44,497 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-11 23:40:44,497 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-11 23:40:44,498 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-11 23:40:44,498 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-11 23:40:44,498 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-11 23:40:44,498 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 23:40:44,499 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 23:40:44,499 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 23:40:44,499 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 23:40:44,499 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 23:40:44,499 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 23:40:44,499 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 23:40:44,500 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-11 23:40:44,500 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 23:40:44,500 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 23:40:44,500 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 23:40:44,500 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-11 23:40:44,501 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-11 23:40:44,501 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 23:40:44,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 23:40:44,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 23:40:44,501 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 23:40:44,502 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 23:40:44,502 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-11 23:40:44,502 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-11 23:40:44,502 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:44,502 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-11 23:40:44,503 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-11 23:40:44,503 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-11 23:40:44,504 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-11 23:40:44,504 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-11 23:40:44,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 23:40:44,551 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 23:40:44,555 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 23:40:44,557 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 23:40:44,558 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 23:40:44,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:44,934 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG3a4eecd72 [2018-04-11 23:40:45,117 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 23:40:45,117 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 23:40:45,118 INFO L168 CDTParser]: Scanning dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,129 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 23:40:45,130 INFO L215 ultiparseSymbolTable]: [2018-04-11 23:40:45,130 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 23:40:45,130 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,130 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 23:40:45,130 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__register_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,130 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsword_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,130 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ssize_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_once_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__off_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____nlink_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_attr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int8_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__timer_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____sig_atomic_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,131 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__wchar_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____socklen_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fd_mask in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____useconds_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_condattr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsfilcnt64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ldiv_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ino_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____time_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____timer_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,132 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_mutexattr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____key_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint8_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____daddr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__loff_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int8_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsfilcnt_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,133 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsblkcnt64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____rlim_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__quad_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int16_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__mode_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_cond_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_short in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,134 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____clock_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,135 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_spinlock_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,135 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__div_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,135 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__size_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,135 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____clockid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,135 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__suseconds_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,135 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____loff_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,135 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__uid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fd_set in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____mode_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__blksize_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__clock_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint32_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____intptr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,136 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_long in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int16_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ino_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_short in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__gid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__SLL in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____sigset_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__caddr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int32_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_barrierattr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__blkcnt_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__sigset_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ulong in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,137 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_long in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____caddr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_key_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_char in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____dev_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____fsblkcnt_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int16_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__lldiv_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uint16_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____id_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____quad_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__daddr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____qaddr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____gid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blksize_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____syscall_ulong_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,138 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_quad_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_barrier_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsblkcnt_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____pid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_quad_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____off64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____suseconds_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__ushort in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_char in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____rlim64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,139 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blkcnt_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fd_mask in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_mutex_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____int32_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____syscall_slong_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__time_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____u_int in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____pthread_slist_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__u_int8_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,140 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__idtype_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__key_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__clockid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ssize_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_rwlock_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__uint in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__nlink_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__int32_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__id_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,141 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____off_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__dev_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__fsfilcnt_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i__pthread_rwlockattr_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____blkcnt64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____uid_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,142 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_simple_white_blue_true_unreach_call_false_valid_memtrack_i____ino64_t in dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:45,159 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG3a4eecd72 [2018-04-11 23:40:45,164 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 23:40:45,167 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 23:40:45,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 23:40:45,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 23:40:45,175 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 23:40:45,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb47177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45, skipping insertion in model container [2018-04-11 23:40:45,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,194 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 23:40:45,232 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 23:40:45,424 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 23:40:45,477 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 23:40:45,485 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-11 23:40:45,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45 WrapperNode [2018-04-11 23:40:45,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 23:40:45,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 23:40:45,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 23:40:45,536 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 23:40:45,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (1/1) ... [2018-04-11 23:40:45,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 23:40:45,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 23:40:45,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 23:40:45,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 23:40:45,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (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 [2018-04-11 23:40:45,726 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 23:40:45,726 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 23:40:45,727 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 23:40:45,727 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 23:40:45,727 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 23:40:45,727 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 23:40:45,727 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 23:40:45,727 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 23:40:45,727 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 23:40:45,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 23:40:45,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 23:40:45,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 23:40:45,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 23:40:45,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 23:40:45,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 23:40:45,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 23:40:45,729 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 23:40:45,730 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 23:40:45,731 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 23:40:45,732 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 23:40:45,732 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 23:40:45,732 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 23:40:45,732 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 23:40:45,732 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 23:40:45,732 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 23:40:45,732 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 23:40:45,733 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 23:40:45,734 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 23:40:45,735 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 23:40:45,736 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 23:40:45,737 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 23:40:45,738 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 23:40:45,739 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 23:40:46,265 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 23:40:46,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:40:46 BoogieIcfgContainer [2018-04-11 23:40:46,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 23:40:46,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 23:40:46,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 23:40:46,268 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 23:40:46,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 11:40:45" (1/3) ... [2018-04-11 23:40:46,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a78e6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:40:46, skipping insertion in model container [2018-04-11 23:40:46,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 11:40:45" (2/3) ... [2018-04-11 23:40:46,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a78e6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 11:40:46, skipping insertion in model container [2018-04-11 23:40:46,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 11:40:46" (3/3) ... [2018-04-11 23:40:46,271 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i [2018-04-11 23:40:46,279 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 23:40:46,285 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 57 error locations. [2018-04-11 23:40:46,329 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 23:40:46,330 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 23:40:46,330 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-11 23:40:46,330 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 23:40:46,330 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 23:40:46,330 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 23:40:46,330 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 23:40:46,331 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 23:40:46,331 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 23:40:46,331 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 23:40:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-04-11 23:40:46,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-11 23:40:46,350 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:46,351 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:46,351 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:46,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1950382058, 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 [2018-04-11 23:40:46,376 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:46,408 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:46,449 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 23:40:46,451 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:46,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:46,456 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:40:46,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:46,466 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:46,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:46,493 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:46,493 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 23:40:46,495 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 23:40:46,504 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 23:40:46,505 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:40:46,506 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 4 states. [2018-04-11 23:40:46,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:46,852 INFO L93 Difference]: Finished difference Result 331 states and 371 transitions. [2018-04-11 23:40:46,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 23:40:46,854 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-04-11 23:40:46,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:46,865 INFO L225 Difference]: With dead ends: 331 [2018-04-11 23:40:46,865 INFO L226 Difference]: Without dead ends: 201 [2018-04-11 23:40:46,869 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:40:46,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2018-04-11 23:40:46,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 148. [2018-04-11 23:40:46,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-04-11 23:40:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 155 transitions. [2018-04-11 23:40:46,917 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 155 transitions. Word has length 9 [2018-04-11 23:40:46,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:46,918 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 155 transitions. [2018-04-11 23:40:46,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 23:40:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 155 transitions. [2018-04-11 23:40:46,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-11 23:40:46,918 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:46,918 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:46,918 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:46,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1950382057, 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 [2018-04-11 23:40:46,926 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:46,938 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:46,946 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 23:40:46,947 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:46,950 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:46,950 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 23:40:46,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:46,970 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:47,012 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:47,012 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-11 23:40:47,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:40:47,014 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:40:47,014 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:40:47,014 INFO L87 Difference]: Start difference. First operand 148 states and 155 transitions. Second operand 6 states. [2018-04-11 23:40:47,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:47,238 INFO L93 Difference]: Finished difference Result 185 states and 194 transitions. [2018-04-11 23:40:47,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 23:40:47,239 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-11 23:40:47,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:47,241 INFO L225 Difference]: With dead ends: 185 [2018-04-11 23:40:47,241 INFO L226 Difference]: Without dead ends: 182 [2018-04-11 23:40:47,242 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:40:47,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-04-11 23:40:47,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 145. [2018-04-11 23:40:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-04-11 23:40:47,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 152 transitions. [2018-04-11 23:40:47,256 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 152 transitions. Word has length 9 [2018-04-11 23:40:47,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:47,256 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 152 transitions. [2018-04-11 23:40:47,256 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:40:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2018-04-11 23:40:47,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-11 23:40:47,257 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:47,257 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:47,258 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:47,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1719971451, 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 [2018-04-11 23:40:47,267 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:47,287 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:47,317 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:47,318 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:47,319 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 23:40:47,320 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:47,330 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. [2018-04-11 23:40:47,330 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 23:40:47,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:47,357 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:47,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:47,442 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:47,442 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-11 23:40:47,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 23:40:47,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 23:40:47,444 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:40:47,444 INFO L87 Difference]: Start difference. First operand 145 states and 152 transitions. Second operand 7 states. [2018-04-11 23:40:47,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:47,866 INFO L93 Difference]: Finished difference Result 182 states and 193 transitions. [2018-04-11 23:40:47,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:40:47,866 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2018-04-11 23:40:47,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:47,867 INFO L225 Difference]: With dead ends: 182 [2018-04-11 23:40:47,867 INFO L226 Difference]: Without dead ends: 163 [2018-04-11 23:40:47,868 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2018-04-11 23:40:47,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-04-11 23:40:47,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 142. [2018-04-11 23:40:47,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-04-11 23:40:47,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 154 transitions. [2018-04-11 23:40:47,878 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 154 transitions. Word has length 18 [2018-04-11 23:40:47,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:47,879 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 154 transitions. [2018-04-11 23:40:47,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 23:40:47,879 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 154 transitions. [2018-04-11 23:40:47,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-04-11 23:40:47,879 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:47,879 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:47,880 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:47,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1719971452, 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 [2018-04-11 23:40:47,886 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:47,901 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:47,923 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:47,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:47,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 23:40:47,926 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:47,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-04-11 23:40:47,936 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:47,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:47,944 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-11 23:40:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:47,960 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:48,071 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:48,071 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-11 23:40:48,071 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 23:40:48,071 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 23:40:48,071 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-11 23:40:48,072 INFO L87 Difference]: Start difference. First operand 142 states and 154 transitions. Second operand 8 states. [2018-04-11 23:40:48,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:48,286 INFO L93 Difference]: Finished difference Result 158 states and 166 transitions. [2018-04-11 23:40:48,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:40:48,286 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2018-04-11 23:40:48,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:48,287 INFO L225 Difference]: With dead ends: 158 [2018-04-11 23:40:48,287 INFO L226 Difference]: Without dead ends: 147 [2018-04-11 23:40:48,288 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-04-11 23:40:48,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-04-11 23:40:48,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 140. [2018-04-11 23:40:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-04-11 23:40:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 151 transitions. [2018-04-11 23:40:48,299 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 151 transitions. Word has length 18 [2018-04-11 23:40:48,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:48,300 INFO L459 AbstractCegarLoop]: Abstraction has 140 states and 151 transitions. [2018-04-11 23:40:48,300 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 23:40:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 151 transitions. [2018-04-11 23:40:48,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 23:40:48,301 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:48,301 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:48,301 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:48,301 INFO L82 PathProgramCache]: Analyzing trace with hash -669844482, 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 [2018-04-11 23:40:48,307 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:48,323 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:48,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:40:48,327 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,328 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,328 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:40:48,333 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:48,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:40:48,335 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,336 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,340 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-11 23:40:48,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-11 23:40:48,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-11 23:40:48,347 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,349 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,351 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,351 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-11 23:40:48,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:48,355 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:48,384 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:48,384 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-11 23:40:48,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 23:40:48,385 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 23:40:48,385 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:40:48,385 INFO L87 Difference]: Start difference. First operand 140 states and 151 transitions. Second operand 5 states. [2018-04-11 23:40:48,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:48,573 INFO L93 Difference]: Finished difference Result 243 states and 263 transitions. [2018-04-11 23:40:48,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:40:48,573 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2018-04-11 23:40:48,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:48,574 INFO L225 Difference]: With dead ends: 243 [2018-04-11 23:40:48,574 INFO L226 Difference]: Without dead ends: 242 [2018-04-11 23:40:48,575 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:40:48,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2018-04-11 23:40:48,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 139. [2018-04-11 23:40:48,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-11 23:40:48,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 150 transitions. [2018-04-11 23:40:48,585 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 150 transitions. Word has length 20 [2018-04-11 23:40:48,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:48,586 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 150 transitions. [2018-04-11 23:40:48,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 23:40:48,586 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 150 transitions. [2018-04-11 23:40:48,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-11 23:40:48,587 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:48,587 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:48,587 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:48,587 INFO L82 PathProgramCache]: Analyzing trace with hash -669844481, 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 [2018-04-11 23:40:48,602 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:48,622 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:48,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 23:40:48,627 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,630 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,630 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 23:40:48,638 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:48,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:40:48,640 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,642 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:48,649 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:48,649 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,651 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,654 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,655 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-11 23:40:48,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-04-11 23:40:48,664 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-11 23:40:48,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,665 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 23:40:48,672 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:40:48,672 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,673 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,679 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:48,679 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2018-04-11 23:40:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:48,689 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:48,736 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:48,736 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2018-04-11 23:40:48,736 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-11 23:40:48,736 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-11 23:40:48,737 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-04-11 23:40:48,737 INFO L87 Difference]: Start difference. First operand 139 states and 150 transitions. Second operand 8 states. [2018-04-11 23:40:49,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:49,042 INFO L93 Difference]: Finished difference Result 253 states and 275 transitions. [2018-04-11 23:40:49,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 23:40:49,043 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2018-04-11 23:40:49,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:49,044 INFO L225 Difference]: With dead ends: 253 [2018-04-11 23:40:49,044 INFO L226 Difference]: Without dead ends: 252 [2018-04-11 23:40:49,044 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2018-04-11 23:40:49,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2018-04-11 23:40:49,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 138. [2018-04-11 23:40:49,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-04-11 23:40:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 149 transitions. [2018-04-11 23:40:49,053 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 149 transitions. Word has length 20 [2018-04-11 23:40:49,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:49,054 INFO L459 AbstractCegarLoop]: Abstraction has 138 states and 149 transitions. [2018-04-11 23:40:49,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-11 23:40:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 149 transitions. [2018-04-11 23:40:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 23:40:49,054 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:49,054 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:49,055 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:49,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1964971391, 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 [2018-04-11 23:40:49,061 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:49,078 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:49,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 23:40:49,083 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,092 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,092 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:40:49,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:49,098 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:49,122 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:49,122 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 23:40:49,122 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 23:40:49,122 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 23:40:49,123 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:40:49,123 INFO L87 Difference]: Start difference. First operand 138 states and 149 transitions. Second operand 4 states. [2018-04-11 23:40:49,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:49,257 INFO L93 Difference]: Finished difference Result 200 states and 217 transitions. [2018-04-11 23:40:49,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:40:49,257 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2018-04-11 23:40:49,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:49,259 INFO L225 Difference]: With dead ends: 200 [2018-04-11 23:40:49,259 INFO L226 Difference]: Without dead ends: 199 [2018-04-11 23:40:49,259 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:40:49,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-04-11 23:40:49,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 137. [2018-04-11 23:40:49,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-04-11 23:40:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 148 transitions. [2018-04-11 23:40:49,267 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 148 transitions. Word has length 22 [2018-04-11 23:40:49,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:49,267 INFO L459 AbstractCegarLoop]: Abstraction has 137 states and 148 transitions. [2018-04-11 23:40:49,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 23:40:49,267 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 148 transitions. [2018-04-11 23:40:49,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-04-11 23:40:49,268 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:49,268 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:49,268 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:49,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1964971392, 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 [2018-04-11 23:40:49,274 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:49,290 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:49,295 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:40:49,295 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,299 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,299 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 23:40:49,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:49,309 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:49,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:49,344 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:49,344 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-11 23:40:49,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 23:40:49,345 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 23:40:49,345 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 23:40:49,345 INFO L87 Difference]: Start difference. First operand 137 states and 148 transitions. Second operand 6 states. [2018-04-11 23:40:49,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:49,561 INFO L93 Difference]: Finished difference Result 208 states and 227 transitions. [2018-04-11 23:40:49,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:40:49,562 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-04-11 23:40:49,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:49,563 INFO L225 Difference]: With dead ends: 208 [2018-04-11 23:40:49,563 INFO L226 Difference]: Without dead ends: 205 [2018-04-11 23:40:49,563 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-11 23:40:49,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-04-11 23:40:49,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 134. [2018-04-11 23:40:49,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-11 23:40:49,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 145 transitions. [2018-04-11 23:40:49,570 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 145 transitions. Word has length 22 [2018-04-11 23:40:49,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:49,570 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 145 transitions. [2018-04-11 23:40:49,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 23:40:49,571 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2018-04-11 23:40:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 23:40:49,572 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:49,572 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:49,572 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:49,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1702221006, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:49,578 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:49,595 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:49,613 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:49,617 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:49,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 23:40:49,619 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,628 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,629 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-11 23:40:49,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:49,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:49,643 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,644 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,652 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,652 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-04-11 23:40:49,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2018-04-11 23:40:49,682 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 23:40:49,682 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,691 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,699 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:49,700 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:44, output treesize:36 [2018-04-11 23:40:49,735 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2018-04-11 23:40:49,737 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10 [2018-04-11 23:40:49,737 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 23:40:49,742 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,745 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:49,748 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:49,749 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:43, output treesize:15 [2018-04-11 23:40:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:49,771 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:49,855 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:49,856 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 6] imperfect sequences [] total 13 [2018-04-11 23:40:49,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 23:40:49,856 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 23:40:49,856 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-04-11 23:40:49,856 INFO L87 Difference]: Start difference. First operand 134 states and 145 transitions. Second operand 14 states. [2018-04-11 23:40:50,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:50,525 INFO L93 Difference]: Finished difference Result 275 states and 295 transitions. [2018-04-11 23:40:50,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 23:40:50,526 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 25 [2018-04-11 23:40:50,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:50,527 INFO L225 Difference]: With dead ends: 275 [2018-04-11 23:40:50,527 INFO L226 Difference]: Without dead ends: 274 [2018-04-11 23:40:50,528 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=532, Unknown=0, NotChecked=0, Total=756 [2018-04-11 23:40:50,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-04-11 23:40:50,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 133. [2018-04-11 23:40:50,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-11 23:40:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 144 transitions. [2018-04-11 23:40:50,534 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 144 transitions. Word has length 25 [2018-04-11 23:40:50,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:50,535 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 144 transitions. [2018-04-11 23:40:50,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 23:40:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2018-04-11 23:40:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-11 23:40:50,536 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:50,536 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:50,536 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:50,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1702221007, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:50,542 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:50,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:50,556 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:50,603 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:50,604 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:50,605 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 23:40:50,605 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 23:40:50,617 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,620 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,621 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:13 [2018-04-11 23:40:50,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:50,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:50,633 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,634 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,640 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:50,642 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:50,642 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,643 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,648 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,648 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:25 [2018-04-11 23:40:50,673 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-11 23:40:50,676 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 23:40:50,676 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,680 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 48 [2018-04-11 23:40:50,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 23:40:50,694 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,700 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,706 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:50,706 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:67, output treesize:51 [2018-04-11 23:40:50,729 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 51 treesize of output 37 [2018-04-11 23:40:50,731 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 19 [2018-04-11 23:40:50,732 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 23:40:50,739 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,743 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2018-04-11 23:40:50,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:40:50,757 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,762 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 23:40:50,763 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,768 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,773 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,773 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:65, output treesize:9 [2018-04-11 23:40:50,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:50,794 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:50,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 61 [2018-04-11 23:40:50,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:40:50,965 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,971 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 50 treesize of output 46 [2018-04-11 23:40:50,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 37 [2018-04-11 23:40:50,974 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,976 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,980 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:50,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2018-04-11 23:40:51,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:40:51,010 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-11 23:40:51,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 23:40:51,028 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,031 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,033 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 [2018-04-11 23:40:51,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2018-04-11 23:40:51,035 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,037 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,059 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 23:40:51,081 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 29 [2018-04-11 23:40:51,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:40:51,095 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,107 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 18 treesize of output 14 [2018-04-11 23:40:51,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 5 [2018-04-11 23:40:51,109 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,111 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-11 23:40:51,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 23:40:51,114 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,117 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,127 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-11 23:40:51,151 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 23:40:51,151 INFO L202 ElimStorePlain]: Needed 17 recursive calls to eliminate 7 variables, input treesize:103, output treesize:37 [2018-04-11 23:40:51,196 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:40:51,196 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:51,197 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:1 [2018-04-11 23:40:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:51,230 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:51,231 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 17 [2018-04-11 23:40:51,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-11 23:40:51,231 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-11 23:40:51,232 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-04-11 23:40:51,232 INFO L87 Difference]: Start difference. First operand 133 states and 144 transitions. Second operand 18 states. [2018-04-11 23:40:52,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:52,034 INFO L93 Difference]: Finished difference Result 158 states and 168 transitions. [2018-04-11 23:40:52,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-11 23:40:52,034 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 25 [2018-04-11 23:40:52,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:52,035 INFO L225 Difference]: With dead ends: 158 [2018-04-11 23:40:52,035 INFO L226 Difference]: Without dead ends: 156 [2018-04-11 23:40:52,036 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=321, Invalid=869, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 23:40:52,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-04-11 23:40:52,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 131. [2018-04-11 23:40:52,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-11 23:40:52,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 142 transitions. [2018-04-11 23:40:52,046 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 142 transitions. Word has length 25 [2018-04-11 23:40:52,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:52,046 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 142 transitions. [2018-04-11 23:40:52,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-11 23:40:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 142 transitions. [2018-04-11 23:40:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-04-11 23:40:52,047 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:52,047 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:52,047 INFO L408 AbstractCegarLoop]: === Iteration 11 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:52,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1028737800, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:52,055 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:52,071 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:52,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:52,083 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:52,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:52,113 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:52,113 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-11 23:40:52,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 23:40:52,113 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 23:40:52,114 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 23:40:52,114 INFO L87 Difference]: Start difference. First operand 131 states and 142 transitions. Second operand 4 states. [2018-04-11 23:40:52,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:52,240 INFO L93 Difference]: Finished difference Result 231 states and 251 transitions. [2018-04-11 23:40:52,241 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 23:40:52,241 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2018-04-11 23:40:52,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:52,242 INFO L225 Difference]: With dead ends: 231 [2018-04-11 23:40:52,242 INFO L226 Difference]: Without dead ends: 230 [2018-04-11 23:40:52,243 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:40:52,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2018-04-11 23:40:52,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 134. [2018-04-11 23:40:52,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-11 23:40:52,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 145 transitions. [2018-04-11 23:40:52,254 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 145 transitions. Word has length 28 [2018-04-11 23:40:52,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:52,254 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 145 transitions. [2018-04-11 23:40:52,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 23:40:52,254 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2018-04-11 23:40:52,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-04-11 23:40:52,255 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:52,255 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:52,255 INFO L408 AbstractCegarLoop]: === Iteration 12 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:52,256 INFO L82 PathProgramCache]: Analyzing trace with hash 826922200, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:52,263 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:52,277 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:52,300 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:52,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-04-11 23:40:52,301 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,309 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:52,309 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:52,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 23:40:52,310 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,315 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:52,315 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-11 23:40:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:52,326 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:52,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 23:40:52,399 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,402 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,402 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:24, output treesize:6 [2018-04-11 23:40:52,410 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:40:52,411 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,411 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,411 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:1 [2018-04-11 23:40:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:52,435 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:52,435 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-11 23:40:52,435 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 23:40:52,435 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 23:40:52,435 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-04-11 23:40:52,436 INFO L87 Difference]: Start difference. First operand 134 states and 145 transitions. Second operand 12 states. [2018-04-11 23:40:52,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:52,693 INFO L93 Difference]: Finished difference Result 186 states and 200 transitions. [2018-04-11 23:40:52,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 23:40:52,694 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 30 [2018-04-11 23:40:52,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:52,695 INFO L225 Difference]: With dead ends: 186 [2018-04-11 23:40:52,695 INFO L226 Difference]: Without dead ends: 184 [2018-04-11 23:40:52,695 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2018-04-11 23:40:52,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-04-11 23:40:52,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 145. [2018-04-11 23:40:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-04-11 23:40:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 158 transitions. [2018-04-11 23:40:52,704 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 158 transitions. Word has length 30 [2018-04-11 23:40:52,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:52,704 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 158 transitions. [2018-04-11 23:40:52,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 23:40:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 158 transitions. [2018-04-11 23:40:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-04-11 23:40:52,705 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:52,705 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] [2018-04-11 23:40:52,705 INFO L408 AbstractCegarLoop]: === Iteration 13 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:52,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1528983194, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:52,716 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:52,733 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:52,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:52,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 23:40:52,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,759 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:52,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:40:52,770 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,772 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,776 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,776 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-04-11 23:40:52,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 23:40:52,795 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:52,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:40:52,796 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,801 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 23:40:52,812 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:52,812 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:40:52,813 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,817 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,822 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,823 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:41, output treesize:33 [2018-04-11 23:40:52,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-11 23:40:52,847 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:52,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 23:40:52,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,851 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,858 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-11 23:40:52,860 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:52,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 23:40:52,860 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,863 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,865 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:52,865 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:47, output treesize:7 [2018-04-11 23:40:52,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:52,873 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:52,907 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:52,907 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 7 [2018-04-11 23:40:52,907 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 23:40:52,908 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 23:40:52,908 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:40:52,908 INFO L87 Difference]: Start difference. First operand 145 states and 158 transitions. Second operand 7 states. [2018-04-11 23:40:53,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:53,070 INFO L93 Difference]: Finished difference Result 270 states and 296 transitions. [2018-04-11 23:40:53,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-11 23:40:53,070 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 32 [2018-04-11 23:40:53,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:53,071 INFO L225 Difference]: With dead ends: 270 [2018-04-11 23:40:53,071 INFO L226 Difference]: Without dead ends: 170 [2018-04-11 23:40:53,072 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-04-11 23:40:53,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2018-04-11 23:40:53,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 156. [2018-04-11 23:40:53,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-04-11 23:40:53,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 171 transitions. [2018-04-11 23:40:53,081 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 171 transitions. Word has length 32 [2018-04-11 23:40:53,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:53,081 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 171 transitions. [2018-04-11 23:40:53,082 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 23:40:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 171 transitions. [2018-04-11 23:40:53,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-04-11 23:40:53,082 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:53,082 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:53,083 INFO L408 AbstractCegarLoop]: === Iteration 14 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:53,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1093092895, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:53,090 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:53,108 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:53,163 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 23:40:53,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:40:53,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:53,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:53,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 23:40:53,176 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:40:53,176 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:53,178 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:53,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:53,181 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-11 23:40:53,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:53,194 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:53,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:53,272 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:53,273 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2018-04-11 23:40:53,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-11 23:40:53,273 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-11 23:40:53,273 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-04-11 23:40:53,274 INFO L87 Difference]: Start difference. First operand 156 states and 171 transitions. Second operand 7 states. [2018-04-11 23:40:53,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:53,520 INFO L93 Difference]: Finished difference Result 304 states and 332 transitions. [2018-04-11 23:40:53,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-11 23:40:53,520 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-04-11 23:40:53,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:53,521 INFO L225 Difference]: With dead ends: 304 [2018-04-11 23:40:53,521 INFO L226 Difference]: Without dead ends: 237 [2018-04-11 23:40:53,521 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-04-11 23:40:53,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2018-04-11 23:40:53,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 170. [2018-04-11 23:40:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-04-11 23:40:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 186 transitions. [2018-04-11 23:40:53,533 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 186 transitions. Word has length 33 [2018-04-11 23:40:53,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:53,533 INFO L459 AbstractCegarLoop]: Abstraction has 170 states and 186 transitions. [2018-04-11 23:40:53,533 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-11 23:40:53,533 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 186 transitions. [2018-04-11 23:40:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-11 23:40:53,534 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:53,534 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:53,534 INFO L408 AbstractCegarLoop]: === Iteration 15 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:53,534 INFO L82 PathProgramCache]: Analyzing trace with hash 1805088933, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:53,543 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:53,561 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:53,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:53,603 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:53,646 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 20 [2018-04-11 23:40:53,647 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-11 23:40:53,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2018-04-11 23:40:53,654 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:53,657 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:40:53,657 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:14 [2018-04-11 23:40:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:53,698 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:53,698 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2018-04-11 23:40:53,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-11 23:40:53,698 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-11 23:40:53,699 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-04-11 23:40:53,699 INFO L87 Difference]: Start difference. First operand 170 states and 186 transitions. Second operand 12 states. [2018-04-11 23:40:54,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:54,411 INFO L93 Difference]: Finished difference Result 261 states and 279 transitions. [2018-04-11 23:40:54,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-11 23:40:54,412 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 35 [2018-04-11 23:40:54,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:54,413 INFO L225 Difference]: With dead ends: 261 [2018-04-11 23:40:54,413 INFO L226 Difference]: Without dead ends: 260 [2018-04-11 23:40:54,413 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 56 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=516, Unknown=0, NotChecked=0, Total=756 [2018-04-11 23:40:54,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2018-04-11 23:40:54,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 167. [2018-04-11 23:40:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-04-11 23:40:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 182 transitions. [2018-04-11 23:40:54,423 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 182 transitions. Word has length 35 [2018-04-11 23:40:54,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:54,423 INFO L459 AbstractCegarLoop]: Abstraction has 167 states and 182 transitions. [2018-04-11 23:40:54,423 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-11 23:40:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 182 transitions. [2018-04-11 23:40:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-11 23:40:54,424 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:54,424 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:54,425 INFO L408 AbstractCegarLoop]: === Iteration 16 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:54,425 INFO L82 PathProgramCache]: Analyzing trace with hash -969628330, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:54,434 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:54,459 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:54,462 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 6 treesize of output 5 [2018-04-11 23:40:54,462 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,478 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,478 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 23:40:54,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 14 [2018-04-11 23:40:54,529 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,544 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,544 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:19 [2018-04-11 23:40:54,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:54,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:54,587 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,588 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,599 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:54,601 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:54,601 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,602 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,609 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,609 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:41, output treesize:31 [2018-04-11 23:40:54,625 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 30 treesize of output 23 [2018-04-11 23:40:54,628 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:54,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 32 [2018-04-11 23:40:54,630 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,636 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,649 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 23 treesize of output 18 [2018-04-11 23:40:54,651 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:54,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 25 [2018-04-11 23:40:54,653 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,657 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,666 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,666 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:57, output treesize:49 [2018-04-11 23:40:54,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-04-11 23:40:54,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:54,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2018-04-11 23:40:54,706 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,725 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2018-04-11 23:40:54,740 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:54,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 15 [2018-04-11 23:40:54,742 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,746 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:54,751 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:54,751 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:63, output treesize:19 [2018-04-11 23:40:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:54,778 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:54,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:54,946 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:40:54,946 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 19 [2018-04-11 23:40:54,946 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 23:40:54,946 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 23:40:54,947 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=318, Unknown=0, NotChecked=0, Total=380 [2018-04-11 23:40:54,947 INFO L87 Difference]: Start difference. First operand 167 states and 182 transitions. Second operand 20 states. [2018-04-11 23:40:56,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:56,211 INFO L93 Difference]: Finished difference Result 277 states and 295 transitions. [2018-04-11 23:40:56,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 23:40:56,211 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 35 [2018-04-11 23:40:56,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:56,213 INFO L225 Difference]: With dead ends: 277 [2018-04-11 23:40:56,213 INFO L226 Difference]: Without dead ends: 276 [2018-04-11 23:40:56,214 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=344, Invalid=846, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 23:40:56,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2018-04-11 23:40:56,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 177. [2018-04-11 23:40:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-04-11 23:40:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 194 transitions. [2018-04-11 23:40:56,227 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 194 transitions. Word has length 35 [2018-04-11 23:40:56,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:56,228 INFO L459 AbstractCegarLoop]: Abstraction has 177 states and 194 transitions. [2018-04-11 23:40:56,228 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 23:40:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2018-04-11 23:40:56,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-11 23:40:56,228 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:56,228 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:56,228 INFO L408 AbstractCegarLoop]: === Iteration 17 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:56,229 INFO L82 PathProgramCache]: Analyzing trace with hash -969628331, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:56,235 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:56,250 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:56,255 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:56,256 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:56,257 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 23:40:56,257 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,261 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,261 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:15 [2018-04-11 23:40:56,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:56,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:56,282 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,284 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,288 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,288 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:23 [2018-04-11 23:40:56,297 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 31 treesize of output 24 [2018-04-11 23:40:56,299 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:56,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-04-11 23:40:56,300 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,304 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,309 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,309 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:36, output treesize:32 [2018-04-11 23:40:56,343 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 34 treesize of output 26 [2018-04-11 23:40:56,345 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:56,347 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2018-04-11 23:40:56,347 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,350 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,353 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:56,354 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:39, output treesize:15 [2018-04-11 23:40:56,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:56,374 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:56,428 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:56,428 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 2 variables, input treesize:21, output treesize:1 [2018-04-11 23:40:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:56,463 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:40:56,463 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 14 [2018-04-11 23:40:56,463 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-11 23:40:56,464 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-11 23:40:56,464 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2018-04-11 23:40:56,464 INFO L87 Difference]: Start difference. First operand 177 states and 194 transitions. Second operand 15 states. [2018-04-11 23:40:56,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:56,950 INFO L93 Difference]: Finished difference Result 234 states and 250 transitions. [2018-04-11 23:40:56,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 23:40:56,951 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 35 [2018-04-11 23:40:56,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:56,952 INFO L225 Difference]: With dead ends: 234 [2018-04-11 23:40:56,952 INFO L226 Difference]: Without dead ends: 233 [2018-04-11 23:40:56,952 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=165, Invalid=435, Unknown=0, NotChecked=0, Total=600 [2018-04-11 23:40:56,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2018-04-11 23:40:56,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 177. [2018-04-11 23:40:56,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-04-11 23:40:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 193 transitions. [2018-04-11 23:40:56,962 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 193 transitions. Word has length 35 [2018-04-11 23:40:56,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:56,962 INFO L459 AbstractCegarLoop]: Abstraction has 177 states and 193 transitions. [2018-04-11 23:40:56,963 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-11 23:40:56,963 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 193 transitions. [2018-04-11 23:40:56,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-11 23:40:56,963 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:56,963 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:56,963 INFO L408 AbstractCegarLoop]: === Iteration 18 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:56,963 INFO L82 PathProgramCache]: Analyzing trace with hash 941973104, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:56,970 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:56,988 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:57,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 23:40:57,003 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,008 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-11 23:40:57,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:57,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 23:40:57,025 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,027 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,034 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:57,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:40:57,036 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,037 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,042 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,042 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22 [2018-04-11 23:40:57,053 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 23:40:57,055 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:57,056 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:40:57,056 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,060 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,070 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 23 treesize of output 18 [2018-04-11 23:40:57,073 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:57,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 25 [2018-04-11 23:40:57,075 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,079 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,086 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:48, output treesize:40 [2018-04-11 23:40:57,115 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-04-11 23:40:57,117 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:57,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2018-04-11 23:40:57,118 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,121 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-11 23:40:57,138 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:57,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 23:40:57,139 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,141 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:57,145 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:57,145 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:14 [2018-04-11 23:40:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:57,177 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:57,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:57,379 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:57,379 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12, 9] imperfect sequences [] total 20 [2018-04-11 23:40:57,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-11 23:40:57,379 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-11 23:40:57,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2018-04-11 23:40:57,380 INFO L87 Difference]: Start difference. First operand 177 states and 193 transitions. Second operand 21 states. [2018-04-11 23:40:58,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:58,429 INFO L93 Difference]: Finished difference Result 282 states and 300 transitions. [2018-04-11 23:40:58,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-04-11 23:40:58,429 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 36 [2018-04-11 23:40:58,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:58,430 INFO L225 Difference]: With dead ends: 282 [2018-04-11 23:40:58,430 INFO L226 Difference]: Without dead ends: 279 [2018-04-11 23:40:58,431 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 51 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=641, Invalid=2011, Unknown=0, NotChecked=0, Total=2652 [2018-04-11 23:40:58,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2018-04-11 23:40:58,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 206. [2018-04-11 23:40:58,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2018-04-11 23:40:58,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 233 transitions. [2018-04-11 23:40:58,451 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 233 transitions. Word has length 36 [2018-04-11 23:40:58,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:58,451 INFO L459 AbstractCegarLoop]: Abstraction has 206 states and 233 transitions. [2018-04-11 23:40:58,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-11 23:40:58,451 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 233 transitions. [2018-04-11 23:40:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-11 23:40:58,452 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:58,452 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:58,452 INFO L408 AbstractCegarLoop]: === Iteration 19 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:58,452 INFO L82 PathProgramCache]: Analyzing trace with hash 941973105, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:58,460 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:58,475 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:58,477 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 6 treesize of output 5 [2018-04-11 23:40:58,477 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,480 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,480 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-11 23:40:58,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-11 23:40:58,494 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,497 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,497 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2018-04-11 23:40:58,516 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:58,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-11 23:40:58,519 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,520 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:58,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:40:58,528 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,529 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,534 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:33, output treesize:22 [2018-04-11 23:40:58,544 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 23 treesize of output 18 [2018-04-11 23:40:58,546 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:58,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 25 [2018-04-11 23:40:58,548 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,552 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 23:40:58,562 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:58,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:40:58,563 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,567 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,573 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,573 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:48, output treesize:40 [2018-04-11 23:40:58,597 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2018-04-11 23:40:58,599 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:58,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2018-04-11 23:40:58,601 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,604 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-11 23:40:58,625 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:58,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 23:40:58,626 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,628 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:58,632 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:40:58,632 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:14 [2018-04-11 23:40:58,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:58,655 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:58,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:58,911 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:40:58,911 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 19 [2018-04-11 23:40:58,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-11 23:40:58,911 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-11 23:40:58,911 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2018-04-11 23:40:58,912 INFO L87 Difference]: Start difference. First operand 206 states and 233 transitions. Second operand 20 states. [2018-04-11 23:40:59,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:40:59,545 INFO L93 Difference]: Finished difference Result 275 states and 293 transitions. [2018-04-11 23:40:59,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-11 23:40:59,546 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 36 [2018-04-11 23:40:59,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:40:59,547 INFO L225 Difference]: With dead ends: 275 [2018-04-11 23:40:59,547 INFO L226 Difference]: Without dead ends: 272 [2018-04-11 23:40:59,547 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 50 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=842, Unknown=0, NotChecked=0, Total=1190 [2018-04-11 23:40:59,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-04-11 23:40:59,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 185. [2018-04-11 23:40:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-11 23:40:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 201 transitions. [2018-04-11 23:40:59,558 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 201 transitions. Word has length 36 [2018-04-11 23:40:59,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:40:59,558 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 201 transitions. [2018-04-11 23:40:59,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-11 23:40:59,559 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 201 transitions. [2018-04-11 23:40:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 23:40:59,559 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:40:59,559 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:40:59,559 INFO L408 AbstractCegarLoop]: === Iteration 20 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:40:59,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1752540301, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:40:59,565 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:40:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:40:59,585 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:40:59,595 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:40:59,597 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 8 treesize of output 7 [2018-04-11 23:40:59,597 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,599 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,600 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,600 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-04-11 23:40:59,608 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 23:40:59,612 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:59,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:40:59,613 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,618 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,621 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,621 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:21, output treesize:17 [2018-04-11 23:40:59,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-11 23:40:59,643 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:40:59,644 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-04-11 23:40:59,644 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,648 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,649 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,649 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:24, output treesize:3 [2018-04-11 23:40:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:59,687 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:40:59,710 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:40:59,710 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-04-11 23:40:59,715 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:40:59,716 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-04-11 23:40:59,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:40:59,781 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:40:59,781 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 13 [2018-04-11 23:40:59,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-11 23:40:59,782 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-11 23:40:59,782 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-04-11 23:40:59,782 INFO L87 Difference]: Start difference. First operand 185 states and 201 transitions. Second operand 14 states. [2018-04-11 23:41:00,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:41:00,389 INFO L93 Difference]: Finished difference Result 268 states and 286 transitions. [2018-04-11 23:41:00,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-11 23:41:00,389 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 38 [2018-04-11 23:41:00,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:41:00,390 INFO L225 Difference]: With dead ends: 268 [2018-04-11 23:41:00,391 INFO L226 Difference]: Without dead ends: 266 [2018-04-11 23:41:00,391 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 60 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=398, Invalid=1162, Unknown=0, NotChecked=0, Total=1560 [2018-04-11 23:41:00,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-11 23:41:00,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 183. [2018-04-11 23:41:00,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2018-04-11 23:41:00,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 199 transitions. [2018-04-11 23:41:00,402 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 199 transitions. Word has length 38 [2018-04-11 23:41:00,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:41:00,402 INFO L459 AbstractCegarLoop]: Abstraction has 183 states and 199 transitions. [2018-04-11 23:41:00,402 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-11 23:41:00,402 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 199 transitions. [2018-04-11 23:41:00,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-11 23:41:00,403 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:41:00,403 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:41:00,403 INFO L408 AbstractCegarLoop]: === Iteration 21 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:41:00,403 INFO L82 PathProgramCache]: Analyzing trace with hash -814327107, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:41:00,414 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:41:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:41:00,429 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:41:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:00,438 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:41:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:00,462 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:41:00,462 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-11 23:41:00,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 23:41:00,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 23:41:00,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 23:41:00,463 INFO L87 Difference]: Start difference. First operand 183 states and 199 transitions. Second operand 5 states. [2018-04-11 23:41:00,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:41:00,547 INFO L93 Difference]: Finished difference Result 250 states and 269 transitions. [2018-04-11 23:41:00,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 23:41:00,547 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2018-04-11 23:41:00,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:41:00,548 INFO L225 Difference]: With dead ends: 250 [2018-04-11 23:41:00,548 INFO L226 Difference]: Without dead ends: 247 [2018-04-11 23:41:00,549 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-11 23:41:00,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-04-11 23:41:00,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 212. [2018-04-11 23:41:00,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-04-11 23:41:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 238 transitions. [2018-04-11 23:41:00,572 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 238 transitions. Word has length 40 [2018-04-11 23:41:00,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:41:00,572 INFO L459 AbstractCegarLoop]: Abstraction has 212 states and 238 transitions. [2018-04-11 23:41:00,572 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 23:41:00,573 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 238 transitions. [2018-04-11 23:41:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-11 23:41:00,573 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:41:00,574 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:41:00,574 INFO L408 AbstractCegarLoop]: === Iteration 22 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:41:00,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1730829593, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:41:00,584 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:41:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:41:00,605 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:41:00,626 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 [2018-04-11 23:41:00,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:41:00,627 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:00,628 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:00,633 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:00,633 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:19 [2018-04-11 23:41:00,654 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 [2018-04-11 23:41:00,655 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:41:00,656 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 23:41:00,656 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:00,658 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:00,663 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:00,663 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:28, output treesize:3 [2018-04-11 23:41:00,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:00,670 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:41:00,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-11 23:41:00,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2018-04-11 23:41:00,697 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:00,698 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:00,700 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:41:00,700 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:19, output treesize:7 [2018-04-11 23:41:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:00,750 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:41:00,751 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 13 [2018-04-11 23:41:00,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-11 23:41:00,751 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-11 23:41:00,751 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-04-11 23:41:00,751 INFO L87 Difference]: Start difference. First operand 212 states and 238 transitions. Second operand 13 states. [2018-04-11 23:41:01,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:41:01,215 INFO L93 Difference]: Finished difference Result 367 states and 399 transitions. [2018-04-11 23:41:01,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 23:41:01,216 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 42 [2018-04-11 23:41:01,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:41:01,219 INFO L225 Difference]: With dead ends: 367 [2018-04-11 23:41:01,219 INFO L226 Difference]: Without dead ends: 283 [2018-04-11 23:41:01,220 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 70 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=163, Invalid=487, Unknown=0, NotChecked=0, Total=650 [2018-04-11 23:41:01,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2018-04-11 23:41:01,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 202. [2018-04-11 23:41:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2018-04-11 23:41:01,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 226 transitions. [2018-04-11 23:41:01,239 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 226 transitions. Word has length 42 [2018-04-11 23:41:01,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:41:01,239 INFO L459 AbstractCegarLoop]: Abstraction has 202 states and 226 transitions. [2018-04-11 23:41:01,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-11 23:41:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 226 transitions. [2018-04-11 23:41:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-11 23:41:01,239 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:41:01,239 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:41:01,239 INFO L408 AbstractCegarLoop]: === Iteration 23 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:41:01,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1243177203, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:41:01,245 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:41:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:41:01,263 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:41:01,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:41:01,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:41:01,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,273 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,277 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:41:01,278 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:41:01,278 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,279 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,282 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,282 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2018-04-11 23:41:01,298 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 23:41:01,300 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:41:01,300 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,302 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-11 23:41:01,308 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:41:01,308 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,309 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,312 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,312 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-11 23:41:01,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:01,326 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:41:01,357 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-04-11 23:41:01,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 23:41:01,359 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,359 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2018-04-11 23:41:01,362 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 23:41:01,362 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,363 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,370 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:41:01,370 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:31, output treesize:7 [2018-04-11 23:41:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:01,396 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 23:41:01,396 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 9 [2018-04-11 23:41:01,396 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-11 23:41:01,397 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-11 23:41:01,397 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-11 23:41:01,397 INFO L87 Difference]: Start difference. First operand 202 states and 226 transitions. Second operand 9 states. [2018-04-11 23:41:01,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:41:01,805 INFO L93 Difference]: Finished difference Result 296 states and 318 transitions. [2018-04-11 23:41:01,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-11 23:41:01,805 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 43 [2018-04-11 23:41:01,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:41:01,806 INFO L225 Difference]: With dead ends: 296 [2018-04-11 23:41:01,806 INFO L226 Difference]: Without dead ends: 262 [2018-04-11 23:41:01,807 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2018-04-11 23:41:01,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-04-11 23:41:01,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 212. [2018-04-11 23:41:01,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2018-04-11 23:41:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 236 transitions. [2018-04-11 23:41:01,823 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 236 transitions. Word has length 43 [2018-04-11 23:41:01,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:41:01,823 INFO L459 AbstractCegarLoop]: Abstraction has 212 states and 236 transitions. [2018-04-11 23:41:01,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-11 23:41:01,823 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 236 transitions. [2018-04-11 23:41:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-11 23:41:01,823 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:41:01,823 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:41:01,824 INFO L408 AbstractCegarLoop]: === Iteration 24 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:41:01,824 INFO L82 PathProgramCache]: Analyzing trace with hash 24642060, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:41:01,835 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:41:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:41:01,857 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:41:01,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:41:01,905 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:41:01,905 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,907 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:41:01,917 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:41:01,917 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,919 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,924 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,925 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:34, output treesize:23 [2018-04-11 23:41:01,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 23:41:01,937 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:01,938 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:41:01,938 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,953 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2018-04-11 23:41:01,967 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:01,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:41:01,968 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,972 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,980 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:01,980 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:49, output treesize:41 [2018-04-11 23:41:01,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:01,994 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:01,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 23:41:01,995 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,001 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,002 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:40 [2018-04-11 23:41:02,038 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 27 [2018-04-11 23:41:02,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:41:02,041 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,053 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 35 [2018-04-11 23:41:02,069 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:41:02,069 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,078 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,087 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,087 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:55, output treesize:60 [2018-04-11 23:41:02,108 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 54 [2018-04-11 23:41:02,110 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:02,112 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 68 [2018-04-11 23:41:02,112 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,121 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 46 [2018-04-11 23:41:02,139 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:02,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-04-11 23:41:02,140 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,146 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,155 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,156 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:86, output treesize:78 [2018-04-11 23:41:02,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 69 [2018-04-11 23:41:02,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:02,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 36 [2018-04-11 23:41:02,257 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:02,285 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 23 [2018-04-11 23:41:02,285 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,295 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:02,307 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39 [2018-04-11 23:41:02,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 17 [2018-04-11 23:41:02,310 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,319 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:02,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2018-04-11 23:41:02,320 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,325 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,331 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:108, output treesize:7 [2018-04-11 23:41:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:02,388 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:41:02,903 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:41:02,903 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,906 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:02,906 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 12 variables, input treesize:260, output treesize:1 [2018-04-11 23:41:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:02,945 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:41:02,946 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 23 [2018-04-11 23:41:02,946 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-11 23:41:02,946 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-11 23:41:02,946 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=434, Unknown=11, NotChecked=0, Total=506 [2018-04-11 23:41:02,946 INFO L87 Difference]: Start difference. First operand 212 states and 236 transitions. Second operand 23 states. [2018-04-11 23:41:04,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:41:04,259 INFO L93 Difference]: Finished difference Result 304 states and 327 transitions. [2018-04-11 23:41:04,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-11 23:41:04,259 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 44 [2018-04-11 23:41:04,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:41:04,260 INFO L225 Difference]: With dead ends: 304 [2018-04-11 23:41:04,260 INFO L226 Difference]: Without dead ends: 270 [2018-04-11 23:41:04,261 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 65 SyntacticMatches, 2 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=266, Invalid=1526, Unknown=14, NotChecked=0, Total=1806 [2018-04-11 23:41:04,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-04-11 23:41:04,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 237. [2018-04-11 23:41:04,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-04-11 23:41:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 262 transitions. [2018-04-11 23:41:04,290 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 262 transitions. Word has length 44 [2018-04-11 23:41:04,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:41:04,291 INFO L459 AbstractCegarLoop]: Abstraction has 237 states and 262 transitions. [2018-04-11 23:41:04,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-11 23:41:04,291 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 262 transitions. [2018-04-11 23:41:04,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-11 23:41:04,292 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:41:04,292 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:41:04,292 INFO L408 AbstractCegarLoop]: === Iteration 25 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:41:04,292 INFO L82 PathProgramCache]: Analyzing trace with hash 829633126, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:41:04,303 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:41:04,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:41:04,332 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:41:04,343 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:04,344 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:41:04,344 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 23:41:04,345 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:04,351 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:04,352 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:21 [2018-04-11 23:41:04,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:41:04,367 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:41:04,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:04,369 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:04,376 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:04,376 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:29 [2018-04-11 23:41:04,399 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 43 [2018-04-11 23:41:04,401 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 23:41:04,401 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:04,414 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:04,421 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:04,421 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:42 [2018-04-11 23:41:04,476 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2018-04-11 23:41:04,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-11 23:41:04,486 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 23:41:04,498 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:41:04,515 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:04,516 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:55, output treesize:84 [2018-04-11 23:41:18,574 WARN L148 SmtUtils]: Spent 14042ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-11 23:41:32,617 WARN L148 SmtUtils]: Spent 14022ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-11 23:41:32,628 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 54 treesize of output 36 [2018-04-11 23:41:32,630 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10 [2018-04-11 23:41:32,631 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:32,643 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 13 treesize of output 10 [2018-04-11 23:41:32,644 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-11 23:41:32,651 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:41:32,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2018-04-11 23:41:32,679 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 23:41:32,679 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:32,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 10 [2018-04-11 23:41:32,685 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:32,688 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:32,703 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 23:41:32,704 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 9 variables, input treesize:98, output treesize:46 [2018-04-11 23:41:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:32,774 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:41:33,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 75 [2018-04-11 23:41:33,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:41:33,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:33,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 58 [2018-04-11 23:41:33,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2018-04-11 23:41:33,825 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:33,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2018-04-11 23:41:33,829 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:33,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2018-04-11 23:41:33,831 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:33,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-11 23:41:33,833 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:33,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2018-04-11 23:41:33,917 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:33,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 35 [2018-04-11 23:41:33,920 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:33,923 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 35 [2018-04-11 23:41:33,923 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 41 [2018-04-11 23:41:34,006 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2018-04-11 23:41:34,007 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-11 23:41:34,026 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 20 [2018-04-11 23:41:34,044 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:34,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2018-04-11 23:41:34,060 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-11 23:41:34,074 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:34,087 INFO L267 ElimStorePlain]: Start of recursive call 12: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 23:41:34,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 44 [2018-04-11 23:41:34,099 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2018-04-11 23:41:34,100 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2018-04-11 23:41:34,133 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:34,169 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2018-04-11 23:41:34,169 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,203 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2018-04-11 23:41:34,203 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,236 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2018-04-11 23:41:34,237 INFO L267 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:34,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-04-11 23:41:34,269 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 18 [2018-04-11 23:41:34,270 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-11 23:41:34,305 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:34,340 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:41:34,341 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:41:34,349 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 35 [2018-04-11 23:41:34,350 INFO L267 ElimStorePlain]: Start of recursive call 27: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-11 23:41:34,404 INFO L267 ElimStorePlain]: Start of recursive call 18: 8 dim-1 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 23:41:34,406 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 33 [2018-04-11 23:41:34,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-04-11 23:41:34,408 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 23:41:34,415 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,419 INFO L267 ElimStorePlain]: Start of recursive call 28: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 37 [2018-04-11 23:41:34,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 18 [2018-04-11 23:41:34,570 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,582 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-04-11 23:41:34,583 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:34,604 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 31 [2018-04-11 23:41:34,605 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:34,620 INFO L267 ElimStorePlain]: Start of recursive call 31: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 23:41:34,621 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 32 [2018-04-11 23:41:34,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2018-04-11 23:41:34,623 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,627 INFO L267 ElimStorePlain]: Start of recursive call 35: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,629 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 35 treesize of output 32 [2018-04-11 23:41:34,631 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2018-04-11 23:41:34,632 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,636 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-11 23:41:34,637 INFO L267 ElimStorePlain]: Start of recursive call 39: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:34,640 INFO L267 ElimStorePlain]: Start of recursive call 37: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:34,777 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 50 [2018-04-11 23:41:34,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 24 [2018-04-11 23:41:34,842 INFO L267 ElimStorePlain]: Start of recursive call 41: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:34,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-04-11 23:41:34,911 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:34,916 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2018-04-11 23:41:34,917 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:34,991 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 31 treesize of output 27 [2018-04-11 23:41:34,991 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 2 xjuncts. [2018-04-11 23:41:35,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-04-11 23:41:35,068 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:35,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2018-04-11 23:41:35,151 INFO L267 ElimStorePlain]: Start of recursive call 46: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:35,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2018-04-11 23:41:35,231 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:35,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-11 23:41:35,233 INFO L267 ElimStorePlain]: Start of recursive call 48: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:35,326 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 37 [2018-04-11 23:41:35,327 INFO L267 ElimStorePlain]: Start of recursive call 49: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:41:35,431 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:41:35,433 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:41:35,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 35 [2018-04-11 23:41:35,442 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-11 23:41:35,557 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 40 [2018-04-11 23:41:35,559 INFO L267 ElimStorePlain]: Start of recursive call 51: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:41:35,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 40 [2018-04-11 23:41:35,693 INFO L267 ElimStorePlain]: Start of recursive call 52: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:41:35,810 INFO L267 ElimStorePlain]: Start of recursive call 40: 10 dim-1 vars, End of recursive call: 12 dim-0 vars, and 17 xjuncts. [2018-04-11 23:41:35,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 47 [2018-04-11 23:41:35,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 17 [2018-04-11 23:41:35,823 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-11 23:41:35,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 20 [2018-04-11 23:41:35,852 INFO L267 ElimStorePlain]: Start of recursive call 55: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:41:35,894 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 24 [2018-04-11 23:41:35,894 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 2 xjuncts. [2018-04-11 23:41:35,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-11 23:41:35,925 INFO L267 ElimStorePlain]: Start of recursive call 57: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:35,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-04-11 23:41:35,927 INFO L267 ElimStorePlain]: Start of recursive call 58: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:35,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-11 23:41:35,956 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:41:35,997 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 37 [2018-04-11 23:41:35,998 INFO L267 ElimStorePlain]: Start of recursive call 60: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:41:36,046 INFO L267 ElimStorePlain]: Start of recursive call 53: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-11 23:41:36,287 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 27 dim-0 vars, and 33 xjuncts. [2018-04-11 23:41:36,512 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 27 dim-0 vars, and 33 xjuncts. [2018-04-11 23:41:36,739 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 27 dim-0 vars, and 33 xjuncts. [2018-04-11 23:41:36,739 INFO L202 ElimStorePlain]: Needed 60 recursive calls to eliminate 3 variables, input treesize:129, output treesize:422 [2018-04-11 23:41:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:41:36,976 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:41:36,976 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 25 [2018-04-11 23:41:36,977 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 23:41:36,977 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 23:41:36,977 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=530, Unknown=0, NotChecked=0, Total=650 [2018-04-11 23:41:36,977 INFO L87 Difference]: Start difference. First operand 237 states and 262 transitions. Second operand 26 states. [2018-04-11 23:42:01,637 WARN L151 SmtUtils]: Spent 24169ms on a formula simplification. DAG size of input: 81 DAG size of output 58 [2018-04-11 23:42:28,348 WARN L151 SmtUtils]: Spent 26057ms on a formula simplification. DAG size of input: 61 DAG size of output 39 [2018-04-11 23:42:56,828 WARN L151 SmtUtils]: Spent 28055ms on a formula simplification. DAG size of input: 44 DAG size of output 37 [2018-04-11 23:43:23,136 WARN L151 SmtUtils]: Spent 26058ms on a formula simplification. DAG size of input: 71 DAG size of output 42 [2018-04-11 23:43:51,226 WARN L151 SmtUtils]: Spent 28051ms on a formula simplification. DAG size of input: 51 DAG size of output 40 [2018-04-11 23:44:15,526 WARN L151 SmtUtils]: Spent 24125ms on a formula simplification. DAG size of input: 43 DAG size of output 41 [2018-04-11 23:44:15,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 23:44:15,635 INFO L93 Difference]: Finished difference Result 347 states and 370 transitions. [2018-04-11 23:44:15,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-11 23:44:15,635 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 46 [2018-04-11 23:44:15,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 23:44:15,637 INFO L225 Difference]: With dead ends: 347 [2018-04-11 23:44:15,637 INFO L226 Difference]: Without dead ends: 346 [2018-04-11 23:44:15,638 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 610 ImplicationChecksByTransitivity, 186.4s TimeCoverageRelationStatistics Valid=534, Invalid=1818, Unknown=0, NotChecked=0, Total=2352 [2018-04-11 23:44:15,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2018-04-11 23:44:15,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 268. [2018-04-11 23:44:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-04-11 23:44:15,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 298 transitions. [2018-04-11 23:44:15,665 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 298 transitions. Word has length 46 [2018-04-11 23:44:15,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 23:44:15,666 INFO L459 AbstractCegarLoop]: Abstraction has 268 states and 298 transitions. [2018-04-11 23:44:15,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-11 23:44:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 298 transitions. [2018-04-11 23:44:15,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-04-11 23:44:15,666 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 23:44:15,666 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 23:44:15,666 INFO L408 AbstractCegarLoop]: === Iteration 26 === [mainErr51RequiresViolation, mainErr55AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr56EnsuresViolationMEMORY_LEAK, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr54AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 23:44:15,666 INFO L82 PathProgramCache]: Analyzing trace with hash 829633127, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 23:44:15,672 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 23:44:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 23:44:15,691 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 23:44:15,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:44:15,708 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,717 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:44:15,718 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 23:44:15,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-11 23:44:15,719 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,727 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2018-04-11 23:44:15,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:44:15,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-11 23:44:15,742 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,743 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,754 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-11 23:44:15,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-11 23:44:15,756 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,757 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,763 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,763 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:38, output treesize:31 [2018-04-11 23:44:15,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 64 [2018-04-11 23:44:15,790 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2018-04-11 23:44:15,790 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,796 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 30 [2018-04-11 23:44:15,811 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 14 treesize of output 13 [2018-04-11 23:44:15,811 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,815 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,823 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:15,824 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:73, output treesize:57 [2018-04-11 23:44:15,875 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 72 [2018-04-11 23:44:15,884 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-11 23:44:15,884 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:15,899 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:44:15,927 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 68 [2018-04-11 23:44:15,935 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 31 [2018-04-11 23:44:15,935 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:15,949 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:44:15,954 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 60 [2018-04-11 23:44:15,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 17 [2018-04-11 23:44:15,956 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,964 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:15,987 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:15,987 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:89, output treesize:125 [2018-04-11 23:44:30,028 WARN L148 SmtUtils]: Spent 14025ms on a formula simplification that was a NOOP. DAG size: 45 [2018-04-11 23:44:44,083 WARN L148 SmtUtils]: Spent 14024ms on a formula simplification that was a NOOP. DAG size: 45 [2018-04-11 23:44:44,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 51 [2018-04-11 23:44:44,097 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 23:44:44,097 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,105 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 19 [2018-04-11 23:44:44,105 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,110 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,131 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-11 23:44:44,132 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:44:44,132 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 1 [2018-04-11 23:44:44,138 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,141 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,158 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 87 treesize of output 65 [2018-04-11 23:44:44,161 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 26 [2018-04-11 23:44:44,161 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 10 [2018-04-11 23:44:44,174 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:44,184 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:44:44,214 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 46 treesize of output 38 [2018-04-11 23:44:44,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-04-11 23:44:44,217 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:44:44,225 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,229 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 35 [2018-04-11 23:44:44,238 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 13 treesize of output 10 [2018-04-11 23:44:44,238 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:44,250 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-11 23:44:44,250 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:44,259 INFO L267 ElimStorePlain]: Start of recursive call 14: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:44:44,287 INFO L267 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 4 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:44:44,288 INFO L202 ElimStorePlain]: Needed 16 recursive calls to eliminate 11 variables, input treesize:153, output treesize:23 [2018-04-11 23:44:44,339 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:44:44,339 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 23:44:49,688 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 255 treesize of output 169 [2018-04-11 23:44:49,725 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:44:49,725 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:49,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 128 treesize of output 128 [2018-04-11 23:44:49,827 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 112 [2018-04-11 23:44:49,827 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:49,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 108 [2018-04-11 23:44:49,829 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:49,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 113 [2018-04-11 23:44:49,831 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:49,833 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 185 treesize of output 184 [2018-04-11 23:44:49,833 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:49,981 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 101 [2018-04-11 23:44:49,982 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:49,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 101 [2018-04-11 23:44:49,985 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:49,987 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 102 [2018-04-11 23:44:49,988 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:50,114 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 113 treesize of output 109 [2018-04-11 23:44:50,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 52 [2018-04-11 23:44:50,117 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:50,145 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 59 [2018-04-11 23:44:50,146 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:50,158 INFO L267 ElimStorePlain]: Start of recursive call 12: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:50,175 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 108 treesize of output 120 [2018-04-11 23:44:50,347 WARN L148 SmtUtils]: Spent 169ms on a formula simplification that was a NOOP. DAG size: 159 [2018-04-11 23:44:50,366 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 72 [2018-04-11 23:44:50,368 INFO L267 ElimStorePlain]: Start of recursive call 16: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:44:50,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 94 [2018-04-11 23:44:50,655 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:50,897 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:44:50,899 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:44:50,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 70 [2018-04-11 23:44:50,910 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-11 23:44:51,149 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 63 [2018-04-11 23:44:51,150 INFO L267 ElimStorePlain]: Start of recursive call 19: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:51,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 53 [2018-04-11 23:44:51,152 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:51,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 98 treesize of output 75 [2018-04-11 23:44:51,387 INFO L267 ElimStorePlain]: Start of recursive call 21: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:44:51,645 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 98 treesize of output 75 [2018-04-11 23:44:51,647 INFO L267 ElimStorePlain]: Start of recursive call 22: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:44:51,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 53 [2018-04-11 23:44:51,891 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:52,094 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 99 [2018-04-11 23:44:52,095 INFO L267 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:52,297 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 99 treesize of output 60 [2018-04-11 23:44:52,297 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:52,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 58 [2018-04-11 23:44:52,503 INFO L267 ElimStorePlain]: Start of recursive call 26: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:52,685 INFO L267 ElimStorePlain]: Start of recursive call 15: 10 dim-1 vars, End of recursive call: 12 dim-0 vars, and 17 xjuncts. [2018-04-11 23:44:52,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 112 treesize of output 117 [2018-04-11 23:44:52,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 96 [2018-04-11 23:44:52,702 INFO L267 ElimStorePlain]: Start of recursive call 28: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:52,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 59 [2018-04-11 23:44:52,756 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:52,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 55 [2018-04-11 23:44:52,816 INFO L267 ElimStorePlain]: Start of recursive call 30: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:52,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2018-04-11 23:44:52,873 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:52,939 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 72 [2018-04-11 23:44:52,940 INFO L267 ElimStorePlain]: Start of recursive call 32: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 8 xjuncts. [2018-04-11 23:44:53,022 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2018-04-11 23:44:53,022 INFO L267 ElimStorePlain]: Start of recursive call 33: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:53,025 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 52 [2018-04-11 23:44:53,026 INFO L267 ElimStorePlain]: Start of recursive call 34: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:53,097 INFO L267 ElimStorePlain]: Start of recursive call 27: 6 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2018-04-11 23:44:53,574 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 103 [2018-04-11 23:44:53,577 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 98 treesize of output 96 [2018-04-11 23:44:53,589 INFO L267 ElimStorePlain]: Start of recursive call 36: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:53,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 97 [2018-04-11 23:44:53,625 INFO L267 ElimStorePlain]: Start of recursive call 37: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:53,658 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 82 [2018-04-11 23:44:53,658 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:53,685 INFO L267 ElimStorePlain]: Start of recursive call 35: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 23:44:53,688 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 101 treesize of output 98 [2018-04-11 23:44:53,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 71 [2018-04-11 23:44:53,690 INFO L267 ElimStorePlain]: Start of recursive call 40: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:53,701 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2018-04-11 23:44:53,701 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:53,706 INFO L267 ElimStorePlain]: Start of recursive call 39: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:54,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 111 [2018-04-11 23:44:54,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 104 [2018-04-11 23:44:54,125 INFO L267 ElimStorePlain]: Start of recursive call 43: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:54,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 93 [2018-04-11 23:44:54,151 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,173 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 92 [2018-04-11 23:44:54,173 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,199 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2018-04-11 23:44:54,199 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 55 [2018-04-11 23:44:54,225 INFO L267 ElimStorePlain]: Start of recursive call 47: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:54,247 INFO L267 ElimStorePlain]: Start of recursive call 42: 5 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-11 23:44:54,260 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 108 treesize of output 114 [2018-04-11 23:44:54,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 96 [2018-04-11 23:44:54,263 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 101 [2018-04-11 23:44:54,323 INFO L267 ElimStorePlain]: Start of recursive call 50: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:54,393 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:44:54,395 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:44:54,404 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 98 treesize of output 70 [2018-04-11 23:44:54,405 INFO L267 ElimStorePlain]: Start of recursive call 51: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-04-11 23:44:54,502 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 55 [2018-04-11 23:44:54,502 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,590 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 53 [2018-04-11 23:44:54,590 INFO L267 ElimStorePlain]: Start of recursive call 53: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 23:44:54,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 101 treesize of output 66 [2018-04-11 23:44:54,687 INFO L267 ElimStorePlain]: Start of recursive call 54: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-11 23:44:54,778 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 55 [2018-04-11 23:44:54,779 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 50 [2018-04-11 23:44:54,780 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,859 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 50 [2018-04-11 23:44:54,859 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 53 [2018-04-11 23:44:54,861 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:54,937 INFO L267 ElimStorePlain]: Start of recursive call 48: 8 dim-1 vars, End of recursive call: 4 dim-0 vars, and 8 xjuncts. [2018-04-11 23:44:55,390 INFO L267 ElimStorePlain]: Start of recursive call 4: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 27 dim-0 vars, and 33 xjuncts. [2018-04-11 23:44:55,805 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 27 dim-0 vars, and 33 xjuncts. [2018-04-11 23:44:56,391 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 105 [2018-04-11 23:44:56,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:44:56,394 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:56,415 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 112 [2018-04-11 23:44:56,486 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 40 [2018-04-11 23:44:56,486 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:56,494 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 70 [2018-04-11 23:44:56,495 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:56,572 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 62 [2018-04-11 23:44:56,572 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:56,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 32 [2018-04-11 23:44:56,574 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:56,650 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:44:56,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 62 treesize of output 73 [2018-04-11 23:44:56,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 52 [2018-04-11 23:44:56,662 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:56,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2018-04-11 23:44:56,696 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:56,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 54 [2018-04-11 23:44:56,724 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:56,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 48 [2018-04-11 23:44:56,756 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:56,800 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 65 [2018-04-11 23:44:56,802 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 8 xjuncts. [2018-04-11 23:44:56,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 47 [2018-04-11 23:44:56,873 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:56,911 INFO L267 ElimStorePlain]: Start of recursive call 66: 6 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-11 23:44:56,924 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 48 [2018-04-11 23:44:56,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2018-04-11 23:44:56,994 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:57,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-04-11 23:44:57,078 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:57,083 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2018-04-11 23:44:57,083 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:57,168 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 38 [2018-04-11 23:44:57,169 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 8 xjuncts. [2018-04-11 23:44:57,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-04-11 23:44:57,357 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:57,446 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2018-04-11 23:44:57,446 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:57,619 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-11 23:44:57,620 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:57,707 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 20 [2018-04-11 23:44:57,708 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:57,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-11 23:44:57,780 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 8 xjuncts. [2018-04-11 23:44:57,849 INFO L267 ElimStorePlain]: Start of recursive call 73: 10 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-11 23:44:57,976 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:44:57,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2018-04-11 23:44:57,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-11 23:44:57,979 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:57,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-11 23:44:57,985 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:57,988 INFO L267 ElimStorePlain]: Start of recursive call 83: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:57,993 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 31 treesize of output 35 [2018-04-11 23:44:57,995 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2018-04-11 23:44:57,995 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:58,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2018-04-11 23:44:58,010 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:58,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-11 23:44:58,028 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:58,043 INFO L267 ElimStorePlain]: Start of recursive call 86: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:44:58,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 47 [2018-04-11 23:44:58,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2018-04-11 23:44:58,140 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:58,210 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 38 [2018-04-11 23:44:58,211 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 8 xjuncts. [2018-04-11 23:44:58,317 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 27 [2018-04-11 23:44:58,318 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:58,426 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2018-04-11 23:44:58,426 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:58,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 20 [2018-04-11 23:44:58,528 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:58,641 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 38 [2018-04-11 23:44:58,642 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 8 xjuncts. [2018-04-11 23:44:58,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 23 treesize of output 35 [2018-04-11 23:44:58,774 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 8 xjuncts. [2018-04-11 23:44:58,853 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2018-04-11 23:44:58,854 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:58,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 22 [2018-04-11 23:44:58,923 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:58,990 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-11 23:44:58,990 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,124 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2018-04-11 23:44:59,125 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 2 xjuncts. [2018-04-11 23:44:59,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2018-04-11 23:44:59,196 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2018-04-11 23:44:59,197 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,259 INFO L267 ElimStorePlain]: Start of recursive call 90: 13 dim-1 vars, End of recursive call: and 12 xjuncts. [2018-04-11 23:44:59,324 INFO L267 ElimStorePlain]: Start of recursive call 61: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-11 23:44:59,368 INFO L267 ElimStorePlain]: Start of recursive call 59: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 9 xjuncts. [2018-04-11 23:44:59,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-04-11 23:44:59,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:44:59,723 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,727 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-11 23:44:59,729 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-11 23:44:59,729 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,730 INFO L267 ElimStorePlain]: Start of recursive call 106: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,732 INFO L267 ElimStorePlain]: Start of recursive call 104: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,734 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-04-11 23:44:59,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:44:59,746 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-11 23:44:59,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-11 23:44:59,752 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,753 INFO L267 ElimStorePlain]: Start of recursive call 110: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,755 INFO L267 ElimStorePlain]: Start of recursive call 108: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,757 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 30 [2018-04-11 23:44:59,770 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:44:59,770 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-11 23:44:59,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2018-04-11 23:44:59,775 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,776 INFO L267 ElimStorePlain]: Start of recursive call 114: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,778 INFO L267 ElimStorePlain]: Start of recursive call 112: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:44:59,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 40 [2018-04-11 23:45:00,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:00,003 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,015 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 32 treesize of output 31 [2018-04-11 23:45:00,017 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 23:45:00,017 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,023 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 17 treesize of output 21 [2018-04-11 23:45:00,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 18 [2018-04-11 23:45:00,037 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,038 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:45:00,038 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,042 INFO L267 ElimStorePlain]: Start of recursive call 120: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,046 INFO L267 ElimStorePlain]: Start of recursive call 118: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2018-04-11 23:45:00,050 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-11 23:45:00,050 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,054 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 23:45:00,054 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,055 INFO L267 ElimStorePlain]: Start of recursive call 123: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 39 treesize of output 52 [2018-04-11 23:45:00,069 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 37 [2018-04-11 23:45:00,070 INFO L267 ElimStorePlain]: Start of recursive call 127: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,106 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 36 treesize of output 50 [2018-04-11 23:45:00,150 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:45:00,151 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,152 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2018-04-11 23:45:00,153 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 26 [2018-04-11 23:45:00,155 INFO L267 ElimStorePlain]: Start of recursive call 131: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,180 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2018-04-11 23:45:00,181 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,192 INFO L267 ElimStorePlain]: Start of recursive call 128: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,239 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 62 [2018-04-11 23:45:00,401 WARN L151 SmtUtils]: Spent 159ms on a formula simplification. DAG size of input: 110 DAG size of output 97 [2018-04-11 23:45:00,404 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:45:00,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2018-04-11 23:45:00,406 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,408 INFO L682 Elim1Store]: detected equality via solver [2018-04-11 23:45:00,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2018-04-11 23:45:00,410 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 22 [2018-04-11 23:45:00,513 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,570 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 24 [2018-04-11 23:45:00,571 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 31 [2018-04-11 23:45:00,618 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 4 xjuncts. [2018-04-11 23:45:00,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 18 [2018-04-11 23:45:00,659 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2018-04-11 23:45:00,694 INFO L267 ElimStorePlain]: Start of recursive call 140: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,725 INFO L267 ElimStorePlain]: Start of recursive call 133: 7 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 23:45:00,768 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2018-04-11 23:45:00,768 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,769 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2018-04-11 23:45:00,769 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,806 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 34 [2018-04-11 23:45:00,841 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 41 [2018-04-11 23:45:00,842 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 8 xjuncts. [2018-04-11 23:45:00,843 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:45:00,843 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:00,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 39 [2018-04-11 23:45:00,861 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 8 xjuncts. [2018-04-11 23:45:00,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 24 [2018-04-11 23:45:00,946 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:00,971 INFO L267 ElimStorePlain]: Start of recursive call 143: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-11 23:45:01,041 INFO L267 ElimStorePlain]: Start of recursive call 126: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-11 23:45:01,056 INFO L267 ElimStorePlain]: Start of recursive call 116: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:45:01,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 42 [2018-04-11 23:45:01,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,075 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,087 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 [2018-04-11 23:45:01,090 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-04-11 23:45:01,090 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,106 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 34 [2018-04-11 23:45:01,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2018-04-11 23:45:01,128 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,128 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-11 23:45:01,129 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,135 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 29 [2018-04-11 23:45:01,136 INFO L267 ElimStorePlain]: Start of recursive call 155: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 16 [2018-04-11 23:45:01,159 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,173 INFO L267 ElimStorePlain]: Start of recursive call 152: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,177 INFO L267 ElimStorePlain]: Start of recursive call 150: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,181 INFO L267 ElimStorePlain]: Start of recursive call 148: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,184 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 64 [2018-04-11 23:45:01,186 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,186 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-04-11 23:45:01,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 26 [2018-04-11 23:45:01,227 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,250 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 [2018-04-11 23:45:01,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2018-04-11 23:45:01,253 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2018-04-11 23:45:01,267 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,274 INFO L267 ElimStorePlain]: Start of recursive call 161: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,281 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 30 treesize of output 32 [2018-04-11 23:45:01,283 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2018-04-11 23:45:01,283 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 26 [2018-04-11 23:45:01,303 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,316 INFO L267 ElimStorePlain]: Start of recursive call 164: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,317 INFO L267 ElimStorePlain]: Start of recursive call 159: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,322 INFO L267 ElimStorePlain]: Start of recursive call 157: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 49 [2018-04-11 23:45:01,348 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,348 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,363 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-11 23:45:01,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 23:45:01,366 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,369 INFO L267 ElimStorePlain]: Start of recursive call 169: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,374 INFO L267 ElimStorePlain]: Start of recursive call 167: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,377 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2018-04-11 23:45:01,397 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,397 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 23:45:01,409 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-11 23:45:01,409 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 23:45:01,413 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,414 INFO L267 ElimStorePlain]: Start of recursive call 173: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,418 INFO L267 ElimStorePlain]: Start of recursive call 171: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2018-04-11 23:45:01,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,445 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,461 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-11 23:45:01,464 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 23:45:01,464 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,467 INFO L267 ElimStorePlain]: Start of recursive call 178: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,472 INFO L267 ElimStorePlain]: Start of recursive call 176: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2018-04-11 23:45:01,501 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,501 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 23:45:01,515 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 23:45:01,515 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,520 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-11 23:45:01,520 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,521 INFO L267 ElimStorePlain]: Start of recursive call 182: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,527 INFO L267 ElimStorePlain]: Start of recursive call 180: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 37 [2018-04-11 23:45:01,543 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,543 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,553 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-11 23:45:01,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-11 23:45:01,555 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-11 23:45:01,563 INFO L267 ElimStorePlain]: Start of recursive call 189: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 23:45:01,573 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,577 INFO L267 ElimStorePlain]: Start of recursive call 187: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:45:01,583 INFO L267 ElimStorePlain]: Start of recursive call 185: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:45:01,586 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2018-04-11 23:45:01,616 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,616 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-11 23:45:01,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 23:45:01,635 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,639 INFO L267 ElimStorePlain]: Start of recursive call 193: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,645 INFO L267 ElimStorePlain]: Start of recursive call 191: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,648 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 53 [2018-04-11 23:45:01,674 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,674 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-11 23:45:01,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-11 23:45:01,693 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-11 23:45:01,703 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-11 23:45:01,711 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,712 INFO L267 ElimStorePlain]: Start of recursive call 197: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,718 INFO L267 ElimStorePlain]: Start of recursive call 195: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 56 [2018-04-11 23:45:01,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:01,724 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 41 [2018-04-11 23:45:01,760 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 18 treesize of output 26 [2018-04-11 23:45:01,761 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,783 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 30 treesize of output 32 [2018-04-11 23:45:01,785 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 25 [2018-04-11 23:45:01,786 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 14 [2018-04-11 23:45:01,845 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 36 [2018-04-11 23:45:01,875 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 8 xjuncts. [2018-04-11 23:45:01,914 INFO L267 ElimStorePlain]: Start of recursive call 205: 3 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-11 23:45:01,921 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 [2018-04-11 23:45:01,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 24 [2018-04-11 23:45:01,929 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:01,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2018-04-11 23:45:01,945 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-11 23:45:01,960 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:01,973 INFO L267 ElimStorePlain]: Start of recursive call 209: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:45:02,006 INFO L267 ElimStorePlain]: Start of recursive call 203: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-11 23:45:02,028 INFO L267 ElimStorePlain]: Start of recursive call 201: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-04-11 23:45:02,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 42 [2018-04-11 23:45:02,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:02,049 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,059 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 24 [2018-04-11 23:45:02,061 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 19 treesize of output 17 [2018-04-11 23:45:02,061 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2018-04-11 23:45:02,074 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 2 xjuncts. [2018-04-11 23:45:02,080 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 3 [2018-04-11 23:45:02,080 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,084 INFO L267 ElimStorePlain]: Start of recursive call 215: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:45:02,090 INFO L267 ElimStorePlain]: Start of recursive call 213: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-11 23:45:02,093 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48 [2018-04-11 23:45:02,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-11 23:45:02,114 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-11 23:45:02,126 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-04-11 23:45:02,127 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-11 23:45:02,130 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,131 INFO L267 ElimStorePlain]: Start of recursive call 221: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,136 INFO L267 ElimStorePlain]: Start of recursive call 219: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,236 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-2 vars, End of recursive call: and 15 xjuncts. [2018-04-11 23:45:02,236 INFO L202 ElimStorePlain]: Needed 223 recursive calls to eliminate 8 variables, input treesize:383, output treesize:120 [2018-04-11 23:45:02,335 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-04-11 23:45:02,336 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 23:45:02,350 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 5 xjuncts. [2018-04-11 23:45:02,350 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:56, output treesize:51 [2018-04-11 23:45:02,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 23:45:02,442 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-11 23:45:02,442 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 25 [2018-04-11 23:45:02,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-11 23:45:02,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-11 23:45:02,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=566, Unknown=1, NotChecked=0, Total=650 [2018-04-11 23:45:02,443 INFO L87 Difference]: Start difference. First operand 268 states and 298 transitions. Second operand 26 states. Received shutdown request... [2018-04-11 23:45:15,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-04-11 23:45:15,107 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-11 23:45:15,111 WARN L197 ceAbstractionStarter]: Timeout [2018-04-11 23:45:15,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 11:45:15 BoogieIcfgContainer [2018-04-11 23:45:15,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 23:45:15,112 INFO L168 Benchmark]: Toolchain (without parser) took 269947.49 ms. Allocated memory was 299.9 MB in the beginning and 611.8 MB in the end (delta: 312.0 MB). Free memory was 236.0 MB in the beginning and 445.7 MB in the end (delta: -209.7 MB). Peak memory consumption was 102.2 MB. Max. memory is 5.3 GB. [2018-04-11 23:45:15,113 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 299.9 MB. Free memory is still 260.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 23:45:15,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.78 ms. Allocated memory is still 299.9 MB. Free memory was 236.0 MB in the beginning and 208.1 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. [2018-04-11 23:45:15,114 INFO L168 Benchmark]: Boogie Preprocessor took 60.39 ms. Allocated memory is still 299.9 MB. Free memory was 208.1 MB in the beginning and 206.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-04-11 23:45:15,114 INFO L168 Benchmark]: RCFGBuilder took 668.68 ms. Allocated memory was 299.9 MB in the beginning and 456.1 MB in the end (delta: 156.2 MB). Free memory was 206.1 MB in the beginning and 373.3 MB in the end (delta: -167.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 5.3 GB. [2018-04-11 23:45:15,114 INFO L168 Benchmark]: TraceAbstraction took 268845.51 ms. Allocated memory was 456.1 MB in the beginning and 611.8 MB in the end (delta: 155.7 MB). Free memory was 373.3 MB in the beginning and 445.7 MB in the end (delta: -72.4 MB). Peak memory consumption was 83.3 MB. Max. memory is 5.3 GB. [2018-04-11 23:45:15,116 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 299.9 MB. Free memory is still 260.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 367.78 ms. Allocated memory is still 299.9 MB. Free memory was 236.0 MB in the beginning and 208.1 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 60.39 ms. Allocated memory is still 299.9 MB. Free memory was 208.1 MB in the beginning and 206.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 668.68 ms. Allocated memory was 299.9 MB in the beginning and 456.1 MB in the end (delta: 156.2 MB). Free memory was 206.1 MB in the beginning and 373.3 MB in the end (delta: -167.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 268845.51 ms. Allocated memory was 456.1 MB in the beginning and 611.8 MB in the end (delta: 155.7 MB). Free memory was 373.3 MB in the beginning and 445.7 MB in the end (delta: -72.4 MB). Peak memory consumption was 83.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1061]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1061). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1010]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1010). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1012]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1012). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 990]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 990). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1027]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1027). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1047]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1047). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 991]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 991). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 986]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 986). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1027]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1027). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1061]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 1061). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1041]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1041). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 992]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 992). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1052]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1052). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 992]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 992). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1002]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1002). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1026]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1026). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1028]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1028). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1011]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1011). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1050]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1050). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1032). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1004]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1004). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1019]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1019). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 991]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 991). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1060]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1060). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1043). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1010]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1010). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1012]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1012). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1028]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1028). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1022). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 990]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 990). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1060]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1060). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1000]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1000). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1011]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1011). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1001]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1001). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1029]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1029). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1047]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1047). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1003]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1003). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - TimeoutResultAtElement [Line: 1033]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 1033). Cancelled while BasicCegarLoop was constructing difference of abstraction (268states) and interpolant automaton (currently 15 states, 26 states before enhancement), while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 76. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 159 locations, 57 error locations. TIMEOUT Result, 268.7s OverallTime, 26 OverallIterations, 2 TraceHistogramMax, 182.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2704 SDtfs, 10682 SDslu, 10864 SDs, 0 SdLazy, 10111 SolverSat, 1360 SolverUnsat, 37 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1804 GetRequests, 1273 SyntacticMatches, 20 SemanticMatches, 510 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3372 ImplicationChecksByTransitivity, 227.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=268occurred in iteration=25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 25 MinimizatonAttempts, 1618 StatesRemovedByMinimization, 25 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 84.3s InterpolantComputationTime, 787 NumberOfCodeBlocks, 787 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1522 ConstructedInterpolants, 190 QuantifiedInterpolants, 820401 SizeOfPredicates, 284 NumberOfNonLiveVariables, 3058 ConjunctsInSsa, 462 ConjunctsInUnsatCore, 52 InterpolantComputations, 40 PerfectInterpolantSequences, 10/48 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_23-45-15-123.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_23-45-15-123.csv Completed graceful shutdown