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/memsafety-ext2/optional_data_creation_test04_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-835382a-m [2018-04-05 17:27:22,568 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-05 17:27:22,571 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-05 17:27:22,599 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-05 17:27:22,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-05 17:27:22,600 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-05 17:27:22,601 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-05 17:27:22,606 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-05 17:27:22,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-05 17:27:22,613 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-05 17:27:22,615 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-05 17:27:22,615 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-05 17:27:22,616 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-05 17:27:22,617 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-05 17:27:22,618 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-05 17:27:22,629 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-05 17:27:22,631 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-05 17:27:22,632 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-05 17:27:22,634 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-05 17:27:22,635 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-05 17:27:22,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-05 17:27:22,645 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-05 17:27:22,688 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-05 17:27:22,692 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-05 17:27:22,693 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-05 17:27:22,693 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-05 17:27:22,694 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-05 17:27:22,694 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-05 17:27:22,694 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-05 17:27:22,694 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-05 17:27:22,695 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-05 17:27:22,695 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-05 17:27:22,695 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-05 17:27:22,695 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-05 17:27:22,696 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-05 17:27:22,696 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-05 17:27:22,697 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-05 17:27:22,697 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-05 17:27:22,697 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-05 17:27:22,697 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-05 17:27:22,697 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-05 17:27:22,698 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-05 17:27:22,698 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-05 17:27:22,698 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-05 17:27:22,698 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-05 17:27:22,699 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-05 17:27:22,699 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-05 17:27:22,699 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 17:27:22,699 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-05 17:27:22,699 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-05 17:27:22,700 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-05 17:27:22,701 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-05 17:27:22,701 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-05 17:27:22,701 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:22,701 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-05 17:27:22,702 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-05 17:27:22,702 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-05 17:27:22,703 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-05 17:27:22,703 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-05 17:27:22,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-05 17:27:22,790 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-05 17:27:22,799 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-05 17:27:22,801 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-05 17:27:22,801 INFO L276 PluginConnector]: CDTParser initialized [2018-04-05 17:27:22,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,175 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9d398c2d7 [2018-04-05 17:27:23,422 INFO L287 CDTParser]: IsIndexed: true [2018-04-05 17:27:23,423 INFO L288 CDTParser]: Found 1 translation units. [2018-04-05 17:27:23,424 INFO L168 CDTParser]: Scanning optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,447 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-05 17:27:23,447 INFO L215 ultiparseSymbolTable]: [2018-04-05 17:27:23,447 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-05 17:27:23,448 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeData ('freeData') in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,448 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____bswap_64 ('__bswap_64') in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,448 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,448 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____bswap_32 ('__bswap_32') in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,448 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data ('create_data') in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,448 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__append ('append') in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,448 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____useconds_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____u_int in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_condattr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__dev_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____uint8_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____key_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__uint in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,449 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__loff_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__nlink_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_int8_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__quad_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____fd_mask in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____int64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____clockid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,450 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__clockid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____sig_atomic_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_attr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__wchar_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__suseconds_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____uint64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_once_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____fsword_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,451 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____syscall_slong_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__fd_mask in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____blkcnt_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____uid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__ssize_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_int16_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_cond_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_spinlock_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____ino64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____sigset_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____ino_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__id_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____blkcnt64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_rwlockattr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____int16_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_char in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__off_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____off_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__blkcnt_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__fsfilcnt_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____ssize_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__timer_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_barrier_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____nlink_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__int32_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____socklen_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_mutexattr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____pid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__key_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____u_quad_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____off64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_int32_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____fsblkcnt64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____u_char in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____gid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____quad_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____syscall_ulong_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____id_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____timer_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,457 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_int in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____rlim64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____uint32_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__fsblkcnt_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____suseconds_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_rwlock_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__div_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__time_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____pthread_slist_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____int32_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____dev_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____fsblkcnt_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__mode_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__int16_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,463 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_key_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,464 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__Data in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,464 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____caddr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,464 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__fd_set in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,464 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__lldiv_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,464 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____rlim_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,464 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__uid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,464 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____u_short in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____intptr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__size_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____mode_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__blksize_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__caddr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____u_long in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__sigset_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__ldiv_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,465 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_short in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,466 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__ino_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,468 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__daddr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,468 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_int64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____fsid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__gid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__register_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__ulong in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,469 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_barrierattr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____int8_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_long in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____fsfilcnt64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__clock_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____fsfilcnt_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__pthread_mutex_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,470 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____time_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____loff_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__fsid_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__u_quad_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__ushort in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____blksize_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____clock_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__int8_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____uint16_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,471 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____daddr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__int64_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,472 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____qaddr_t in optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:23,537 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG9d398c2d7 [2018-04-05 17:27:23,545 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-05 17:27:23,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-05 17:27:23,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-05 17:27:23,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-05 17:27:23,555 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-05 17:27:23,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 05:27:23" (1/1) ... [2018-04-05 17:27:23,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32cfe009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:23, skipping insertion in model container [2018-04-05 17:27:23,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 05:27:23" (1/1) ... [2018-04-05 17:27:23,581 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 17:27:23,650 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 17:27:23,971 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 17:27:24,060 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 17:27:24,073 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 120 non ball SCCs. Number of states in SCCs 120. [2018-04-05 17:27:24,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24 WrapperNode [2018-04-05 17:27:24,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-05 17:27:24,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-05 17:27:24,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-05 17:27:24,135 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-05 17:27:24,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... [2018-04-05 17:27:24,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... [2018-04-05 17:27:24,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... [2018-04-05 17:27:24,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... [2018-04-05 17:27:24,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... [2018-04-05 17:27:24,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... [2018-04-05 17:27:24,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... [2018-04-05 17:27:24,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-05 17:27:24,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-05 17:27:24,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-05 17:27:24,193 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-05 17:27:24,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 17:27:24,349 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-05 17:27:24,350 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-05 17:27:24,350 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____bswap_32 [2018-04-05 17:27:24,350 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____bswap_64 [2018-04-05 17:27:24,350 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data [2018-04-05 17:27:24,350 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeData [2018-04-05 17:27:24,350 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__append [2018-04-05 17:27:24,350 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-05 17:27:24,351 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-05 17:27:24,351 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-05 17:27:24,351 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-05 17:27:24,351 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-05 17:27:24,351 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-05 17:27:24,351 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-05 17:27:24,352 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-05 17:27:24,352 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-05 17:27:24,352 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-05 17:27:24,352 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-05 17:27:24,352 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-05 17:27:24,352 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-05 17:27:24,353 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-05 17:27:24,353 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-05 17:27:24,353 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-05 17:27:24,353 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-05 17:27:24,353 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-05 17:27:24,353 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____bswap_32 [2018-04-05 17:27:24,353 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i____bswap_64 [2018-04-05 17:27:24,354 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-05 17:27:24,354 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-05 17:27:24,354 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-05 17:27:24,354 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-05 17:27:24,354 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-05 17:27:24,354 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-05 17:27:24,355 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-05 17:27:24,356 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-05 17:27:24,356 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-05 17:27:24,356 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-05 17:27:24,356 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-05 17:27:24,356 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-05 17:27:24,356 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-05 17:27:24,356 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-05 17:27:24,357 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-05 17:27:24,358 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-05 17:27:24,359 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-05 17:27:24,360 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-05 17:27:24,361 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-05 17:27:24,361 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-05 17:27:24,361 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-05 17:27:24,361 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-05 17:27:24,361 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-05 17:27:24,362 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-05 17:27:24,362 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-05 17:27:24,362 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-05 17:27:24,362 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-05 17:27:24,362 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-05 17:27:24,362 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-05 17:27:24,362 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-05 17:27:24,363 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-05 17:27:24,364 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-05 17:27:24,365 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-05 17:27:24,366 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-05 17:27:24,367 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-05 17:27:24,367 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-05 17:27:24,368 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-05 17:27:24,368 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-05 17:27:24,368 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data [2018-04-05 17:27:24,368 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-05 17:27:24,368 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-05 17:27:24,368 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-05 17:27:24,368 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeData [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__append [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-05 17:27:24,369 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-05 17:27:25,441 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-05 17:27:25,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 05:27:25 BoogieIcfgContainer [2018-04-05 17:27:25,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-05 17:27:25,443 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-05 17:27:25,444 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-05 17:27:25,447 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-05 17:27:25,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 05:27:23" (1/3) ... [2018-04-05 17:27:25,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3c5eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 05:27:25, skipping insertion in model container [2018-04-05 17:27:25,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:27:24" (2/3) ... [2018-04-05 17:27:25,449 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3c5eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 05:27:25, skipping insertion in model container [2018-04-05 17:27:25,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 05:27:25" (3/3) ... [2018-04-05 17:27:25,451 INFO L107 eAbstractionObserver]: Analyzing ICFG optional_data_creation_test04_true-valid-memsafety.i [2018-04-05 17:27:25,459 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-05 17:27:25,466 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 45 error locations. [2018-04-05 17:27:25,517 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-05 17:27:25,517 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-05 17:27:25,517 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-05 17:27:25,518 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-05 17:27:25,518 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-05 17:27:25,518 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-05 17:27:25,518 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-05 17:27:25,518 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-05 17:27:25,519 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-05 17:27:25,519 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-05 17:27:25,540 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2018-04-05 17:27:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-05 17:27:25,545 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:25,547 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:25,547 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:25,551 INFO L82 PathProgramCache]: Analyzing trace with hash 137384121, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:25,566 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:25,624 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:25,669 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:25,671 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:25,676 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:25,676 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 17:27:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:25,685 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:25,734 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:25,734 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-04-05 17:27:25,736 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-05 17:27:25,747 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-05 17:27:25,748 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-05 17:27:25,749 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 3 states. [2018-04-05 17:27:26,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:26,168 INFO L93 Difference]: Finished difference Result 288 states and 315 transitions. [2018-04-05 17:27:26,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-05 17:27:26,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-04-05 17:27:26,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:26,189 INFO L225 Difference]: With dead ends: 288 [2018-04-05 17:27:26,189 INFO L226 Difference]: Without dead ends: 147 [2018-04-05 17:27:26,194 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-05 17:27:26,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-04-05 17:27:26,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 144. [2018-04-05 17:27:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-05 17:27:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2018-04-05 17:27:26,269 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 8 [2018-04-05 17:27:26,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:26,270 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2018-04-05 17:27:26,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-05 17:27:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2018-04-05 17:27:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-05 17:27:26,270 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:26,271 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:26,271 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:26,271 INFO L82 PathProgramCache]: Analyzing trace with hash 137384122, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:26,283 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:26,308 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:26,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:26,325 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:26,334 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:26,335 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 17:27:26,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:26,340 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:26,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:26,378 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:26,378 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2018-04-05 17:27:26,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 17:27:26,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 17:27:26,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-05 17:27:26,380 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 4 states. [2018-04-05 17:27:26,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:26,558 INFO L93 Difference]: Finished difference Result 147 states and 154 transitions. [2018-04-05 17:27:26,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-05 17:27:26,559 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-04-05 17:27:26,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:26,560 INFO L225 Difference]: With dead ends: 147 [2018-04-05 17:27:26,561 INFO L226 Difference]: Without dead ends: 141 [2018-04-05 17:27:26,562 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-05 17:27:26,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-04-05 17:27:26,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 139. [2018-04-05 17:27:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-04-05 17:27:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 145 transitions. [2018-04-05 17:27:26,575 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 145 transitions. Word has length 8 [2018-04-05 17:27:26,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:26,576 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 145 transitions. [2018-04-05 17:27:26,576 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 17:27:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2018-04-05 17:27:26,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-05 17:27:26,577 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:26,577 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:26,577 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:26,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1373099761, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:26,587 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:26,632 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:26,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:26,653 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:26,681 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:26,681 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 17:27:26,855 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:26,859 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:26,860 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 [2018-04-05 17:27:26,861 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:26,868 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:27:26,869 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-05 17:27:26,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:26,902 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:27,118 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:27,118 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2018-04-05 17:27:27,119 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-05 17:27:27,119 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-05 17:27:27,119 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-04-05 17:27:27,120 INFO L87 Difference]: Start difference. First operand 139 states and 145 transitions. Second operand 9 states. [2018-04-05 17:27:27,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:27,747 INFO L93 Difference]: Finished difference Result 152 states and 160 transitions. [2018-04-05 17:27:27,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-05 17:27:27,747 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 15 [2018-04-05 17:27:27,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:27,749 INFO L225 Difference]: With dead ends: 152 [2018-04-05 17:27:27,749 INFO L226 Difference]: Without dead ends: 151 [2018-04-05 17:27:27,750 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-04-05 17:27:27,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-04-05 17:27:27,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 145. [2018-04-05 17:27:27,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-04-05 17:27:27,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 153 transitions. [2018-04-05 17:27:27,762 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 153 transitions. Word has length 15 [2018-04-05 17:27:27,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:27,763 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 153 transitions. [2018-04-05 17:27:27,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-05 17:27:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2018-04-05 17:27:27,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-05 17:27:27,764 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:27,764 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:27,764 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:27,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1373099760, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:27,777 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:27,800 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:27,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:27,826 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:27,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:27,875 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:27,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:27,895 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-05 17:27:27,971 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:27,972 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:27,973 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 [2018-04-05 17:27:27,973 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:27,981 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:27,982 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-04-05 17:27:27,983 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:27,991 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. [2018-04-05 17:27:27,991 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:14 [2018-04-05 17:27:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:28,006 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:28,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:28,170 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:28,170 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2018-04-05 17:27:28,171 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-05 17:27:28,171 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-05 17:27:28,171 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-04-05 17:27:28,171 INFO L87 Difference]: Start difference. First operand 145 states and 153 transitions. Second operand 10 states. [2018-04-05 17:27:28,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:28,659 INFO L93 Difference]: Finished difference Result 151 states and 159 transitions. [2018-04-05 17:27:28,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-05 17:27:28,660 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-04-05 17:27:28,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:28,661 INFO L225 Difference]: With dead ends: 151 [2018-04-05 17:27:28,661 INFO L226 Difference]: Without dead ends: 150 [2018-04-05 17:27:28,662 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-04-05 17:27:28,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-04-05 17:27:28,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 145. [2018-04-05 17:27:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-04-05 17:27:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 152 transitions. [2018-04-05 17:27:28,674 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 152 transitions. Word has length 15 [2018-04-05 17:27:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:28,674 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 152 transitions. [2018-04-05 17:27:28,674 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-05 17:27:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2018-04-05 17:27:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-05 17:27:28,675 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:28,675 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:28,675 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:28,675 INFO L82 PathProgramCache]: Analyzing trace with hash 383580412, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:28,690 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:28,708 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:28,711 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:28,711 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:28,713 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:28,714 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 17:27:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:28,725 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:28,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:28,755 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:28,755 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-05 17:27:28,755 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 17:27:28,755 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 17:27:28,756 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-05 17:27:28,756 INFO L87 Difference]: Start difference. First operand 145 states and 152 transitions. Second operand 4 states. [2018-04-05 17:27:28,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:28,955 INFO L93 Difference]: Finished difference Result 145 states and 152 transitions. [2018-04-05 17:27:28,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 17:27:28,955 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-04-05 17:27:28,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:28,956 INFO L225 Difference]: With dead ends: 145 [2018-04-05 17:27:28,956 INFO L226 Difference]: Without dead ends: 144 [2018-04-05 17:27:28,956 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:27:28,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-04-05 17:27:28,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-04-05 17:27:28,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-05 17:27:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2018-04-05 17:27:28,967 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 16 [2018-04-05 17:27:28,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:28,968 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2018-04-05 17:27:28,968 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 17:27:28,968 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2018-04-05 17:27:28,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-05 17:27:28,969 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:28,969 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:28,969 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:28,969 INFO L82 PathProgramCache]: Analyzing trace with hash 383580413, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:28,979 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:28,999 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:29,004 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:29,005 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:29,009 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:29,009 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 17:27:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:29,040 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:29,123 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:29,123 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-05 17:27:29,123 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-05 17:27:29,123 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-05 17:27:29,124 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-05 17:27:29,124 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 6 states. [2018-04-05 17:27:29,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:29,244 INFO L93 Difference]: Finished difference Result 144 states and 151 transitions. [2018-04-05 17:27:29,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-05 17:27:29,244 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-04-05 17:27:29,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:29,246 INFO L225 Difference]: With dead ends: 144 [2018-04-05 17:27:29,246 INFO L226 Difference]: Without dead ends: 143 [2018-04-05 17:27:29,246 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-05 17:27:29,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-04-05 17:27:29,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-04-05 17:27:29,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-05 17:27:29,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 150 transitions. [2018-04-05 17:27:29,256 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 150 transitions. Word has length 16 [2018-04-05 17:27:29,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:29,256 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 150 transitions. [2018-04-05 17:27:29,257 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-05 17:27:29,257 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2018-04-05 17:27:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-05 17:27:29,258 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:29,258 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] [2018-04-05 17:27:29,258 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:29,258 INFO L82 PathProgramCache]: Analyzing trace with hash -334512693, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:29,265 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:29,285 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:29,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:29,309 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:29,359 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-05 17:27:29,359 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:29,365 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:29,365 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-04-05 17:27:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:29,395 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:29,395 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2018-04-05 17:27:29,395 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-04-05 17:27:29,396 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-04-05 17:27:29,396 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-05 17:27:29,396 INFO L87 Difference]: Start difference. First operand 143 states and 150 transitions. Second operand 8 states. [2018-04-05 17:27:29,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:29,629 INFO L93 Difference]: Finished difference Result 154 states and 162 transitions. [2018-04-05 17:27:29,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-05 17:27:29,632 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-04-05 17:27:29,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:29,634 INFO L225 Difference]: With dead ends: 154 [2018-04-05 17:27:29,634 INFO L226 Difference]: Without dead ends: 153 [2018-04-05 17:27:29,634 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-04-05 17:27:29,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-04-05 17:27:29,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 146. [2018-04-05 17:27:29,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-05 17:27:29,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 154 transitions. [2018-04-05 17:27:29,645 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 154 transitions. Word has length 25 [2018-04-05 17:27:29,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:29,645 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 154 transitions. [2018-04-05 17:27:29,645 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-04-05 17:27:29,645 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 154 transitions. [2018-04-05 17:27:29,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-04-05 17:27:29,646 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:29,646 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] [2018-04-05 17:27:29,646 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:29,647 INFO L82 PathProgramCache]: Analyzing trace with hash -334512694, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:27:29,656 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:29,678 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:29,704 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:29,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:29,770 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:29,770 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-04-05 17:27:29,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 17:27:29,771 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 17:27:29,771 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:27:29,771 INFO L87 Difference]: Start difference. First operand 146 states and 154 transitions. Second operand 5 states. [2018-04-05 17:27:30,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:30,061 INFO L93 Difference]: Finished difference Result 179 states and 190 transitions. [2018-04-05 17:27:30,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 17:27:30,061 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-04-05 17:27:30,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:30,063 INFO L225 Difference]: With dead ends: 179 [2018-04-05 17:27:30,063 INFO L226 Difference]: Without dead ends: 178 [2018-04-05 17:27:30,063 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-04-05 17:27:30,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-05 17:27:30,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 145. [2018-04-05 17:27:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-04-05 17:27:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 152 transitions. [2018-04-05 17:27:30,072 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 152 transitions. Word has length 25 [2018-04-05 17:27:30,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:30,072 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 152 transitions. [2018-04-05 17:27:30,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 17:27:30,072 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2018-04-05 17:27:30,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-05 17:27:30,073 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:30,073 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:30,073 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:30,073 INFO L82 PathProgramCache]: Analyzing trace with hash 655849899, 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 [2018-04-05 17:27:30,079 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:30,108 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:30,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:30,119 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:30,178 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:30,178 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-04-05 17:27:30,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 17:27:30,179 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 17:27:30,179 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:27:30,179 INFO L87 Difference]: Start difference. First operand 145 states and 152 transitions. Second operand 5 states. [2018-04-05 17:27:30,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:30,398 INFO L93 Difference]: Finished difference Result 178 states and 188 transitions. [2018-04-05 17:27:30,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 17:27:30,398 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-04-05 17:27:30,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:30,400 INFO L225 Difference]: With dead ends: 178 [2018-04-05 17:27:30,400 INFO L226 Difference]: Without dead ends: 177 [2018-04-05 17:27:30,401 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-04-05 17:27:30,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-04-05 17:27:30,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 144. [2018-04-05 17:27:30,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-05 17:27:30,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2018-04-05 17:27:30,414 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 27 [2018-04-05 17:27:30,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:30,414 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2018-04-05 17:27:30,414 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 17:27:30,415 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2018-04-05 17:27:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-05 17:27:30,415 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:30,416 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:30,417 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:30,417 INFO L82 PathProgramCache]: Analyzing trace with hash 655849900, 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 [2018-04-05 17:27:30,436 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:30,470 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:30,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:30,491 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:30,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:30,564 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:30,564 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-04-05 17:27:30,565 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 17:27:30,565 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 17:27:30,565 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:27:30,565 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 5 states. [2018-04-05 17:27:30,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:30,729 INFO L93 Difference]: Finished difference Result 147 states and 154 transitions. [2018-04-05 17:27:30,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-05 17:27:30,730 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-04-05 17:27:30,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:30,731 INFO L225 Difference]: With dead ends: 147 [2018-04-05 17:27:30,731 INFO L226 Difference]: Without dead ends: 146 [2018-04-05 17:27:30,731 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:27:30,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-05 17:27:30,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-04-05 17:27:30,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-05 17:27:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 153 transitions. [2018-04-05 17:27:30,739 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 153 transitions. Word has length 27 [2018-04-05 17:27:30,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:30,739 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 153 transitions. [2018-04-05 17:27:30,740 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 17:27:30,740 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 153 transitions. [2018-04-05 17:27:30,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-05 17:27:30,740 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:30,741 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:30,741 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:30,741 INFO L82 PathProgramCache]: Analyzing trace with hash -9092588, 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 [2018-04-05 17:27:30,754 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:30,778 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:30,791 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:30,791 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:30,793 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:30,793 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 17:27:30,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:30,800 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:30,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:30,846 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:30,846 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-05 17:27:30,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 17:27:30,847 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 17:27:30,847 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-05 17:27:30,847 INFO L87 Difference]: Start difference. First operand 146 states and 153 transitions. Second operand 4 states. [2018-04-05 17:27:30,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:30,942 INFO L93 Difference]: Finished difference Result 146 states and 153 transitions. [2018-04-05 17:27:30,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-05 17:27:30,943 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2018-04-05 17:27:30,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:30,944 INFO L225 Difference]: With dead ends: 146 [2018-04-05 17:27:30,944 INFO L226 Difference]: Without dead ends: 142 [2018-04-05 17:27:30,944 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:27:30,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-04-05 17:27:30,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-04-05 17:27:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-04-05 17:27:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 149 transitions. [2018-04-05 17:27:30,955 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 149 transitions. Word has length 27 [2018-04-05 17:27:30,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:30,955 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 149 transitions. [2018-04-05 17:27:30,955 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 17:27:30,955 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 149 transitions. [2018-04-05 17:27:30,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-04-05 17:27:30,956 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:30,956 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:30,956 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:30,957 INFO L82 PathProgramCache]: Analyzing trace with hash -9092587, 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 [2018-04-05 17:27:30,970 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:30,995 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:31,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:27:31,014 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:31,030 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:31,030 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 17:27:31,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:31,066 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:31,154 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:31,154 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-04-05 17:27:31,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-05 17:27:31,154 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-05 17:27:31,154 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-05 17:27:31,155 INFO L87 Difference]: Start difference. First operand 142 states and 149 transitions. Second operand 6 states. [2018-04-05 17:27:31,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:31,261 INFO L93 Difference]: Finished difference Result 149 states and 156 transitions. [2018-04-05 17:27:31,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 17:27:31,262 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2018-04-05 17:27:31,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:31,263 INFO L225 Difference]: With dead ends: 149 [2018-04-05 17:27:31,264 INFO L226 Difference]: Without dead ends: 145 [2018-04-05 17:27:31,264 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-05 17:27:31,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-05 17:27:31,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 141. [2018-04-05 17:27:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-04-05 17:27:31,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 148 transitions. [2018-04-05 17:27:31,277 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 148 transitions. Word has length 27 [2018-04-05 17:27:31,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:31,277 INFO L459 AbstractCegarLoop]: Abstraction has 141 states and 148 transitions. [2018-04-05 17:27:31,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-05 17:27:31,277 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2018-04-05 17:27:31,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-05 17:27:31,279 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:31,279 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:31,279 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:31,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1471928935, 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 [2018-04-05 17:27:31,286 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:31,312 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:31,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:31,336 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:31,413 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 7 [2018-04-05 17:27:31,414 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:31,432 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:31,432 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-04-05 17:27:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:31,487 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:31,487 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2018-04-05 17:27:31,488 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-05 17:27:31,488 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-05 17:27:31,488 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-04-05 17:27:31,488 INFO L87 Difference]: Start difference. First operand 141 states and 148 transitions. Second operand 7 states. [2018-04-05 17:27:31,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:31,867 INFO L93 Difference]: Finished difference Result 177 states and 188 transitions. [2018-04-05 17:27:31,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-04-05 17:27:31,868 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2018-04-05 17:27:31,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:31,869 INFO L225 Difference]: With dead ends: 177 [2018-04-05 17:27:31,869 INFO L226 Difference]: Without dead ends: 174 [2018-04-05 17:27:31,869 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-04-05 17:27:31,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-04-05 17:27:31,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 144. [2018-04-05 17:27:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-04-05 17:27:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2018-04-05 17:27:31,880 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 34 [2018-04-05 17:27:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:31,880 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2018-04-05 17:27:31,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-05 17:27:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2018-04-05 17:27:31,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-05 17:27:31,881 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:31,881 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:31,881 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:31,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1471928936, 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 [2018-04-05 17:27:31,890 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:31,911 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:31,953 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:32,031 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-04-05 17:27:32,031 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:32,034 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:27:32,035 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:7 [2018-04-05 17:27:32,061 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:27:32,061 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:27:32,062 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 13 [2018-04-05 17:27:32,063 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:32,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:32,064 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2018-04-05 17:27:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:32,094 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:32,095 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 8 [2018-04-05 17:27:32,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-05 17:27:32,095 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-05 17:27:32,096 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=53, Unknown=1, NotChecked=0, Total=72 [2018-04-05 17:27:32,096 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 9 states. [2018-04-05 17:27:36,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:36,867 INFO L93 Difference]: Finished difference Result 191 states and 205 transitions. [2018-04-05 17:27:36,867 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-05 17:27:36,867 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 34 [2018-04-05 17:27:36,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:36,869 INFO L225 Difference]: With dead ends: 191 [2018-04-05 17:27:36,869 INFO L226 Difference]: Without dead ends: 190 [2018-04-05 17:27:36,870 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=131, Unknown=3, NotChecked=0, Total=182 [2018-04-05 17:27:36,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2018-04-05 17:27:36,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 141. [2018-04-05 17:27:36,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-04-05 17:27:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 148 transitions. [2018-04-05 17:27:36,880 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 148 transitions. Word has length 34 [2018-04-05 17:27:36,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:36,881 INFO L459 AbstractCegarLoop]: Abstraction has 141 states and 148 transitions. [2018-04-05 17:27:36,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-05 17:27:36,881 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2018-04-05 17:27:36,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-05 17:27:36,882 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:36,882 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:36,882 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:36,882 INFO L82 PathProgramCache]: Analyzing trace with hash -412611706, 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 [2018-04-05 17:27:36,893 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:36,912 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:36,923 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:36,952 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:36,952 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-04-05 17:27:36,953 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-05 17:27:36,953 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-05 17:27:36,953 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-05 17:27:36,953 INFO L87 Difference]: Start difference. First operand 141 states and 148 transitions. Second operand 4 states. [2018-04-05 17:27:37,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:27:37,015 INFO L93 Difference]: Finished difference Result 278 states and 295 transitions. [2018-04-05 17:27:37,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-05 17:27:37,015 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2018-04-05 17:27:37,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:27:37,016 INFO L225 Difference]: With dead ends: 278 [2018-04-05 17:27:37,016 INFO L226 Difference]: Without dead ends: 152 [2018-04-05 17:27:37,017 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-04-05 17:27:37,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-04-05 17:27:37,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 143. [2018-04-05 17:27:37,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-04-05 17:27:37,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 150 transitions. [2018-04-05 17:27:37,029 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 150 transitions. Word has length 34 [2018-04-05 17:27:37,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:27:37,029 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 150 transitions. [2018-04-05 17:27:37,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-05 17:27:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2018-04-05 17:27:37,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-04-05 17:27:37,030 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:27:37,030 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:27:37,030 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:27:37,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1186900049, 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 [2018-04-05 17:27:37,046 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:27:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:27:37,074 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:27:37,210 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (and (= (store |c_old(#length)| __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 8) |c_#length|) (= (select |c_old(#valid)| __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 0))) is different from true [2018-04-05 17:27:37,254 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:37,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-04-05 17:27:37,256 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:37,266 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:37,267 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:27:37,268 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 [2018-04-05 17:27:37,268 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:37,274 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. [2018-04-05 17:27:37,274 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-05 17:27:37,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:37,306 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:27:37,566 WARN L148 SmtUtils]: Spent 208ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-05 17:27:37,582 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-04-05 17:27:39,755 WARN L151 SmtUtils]: Spent 1829ms on a formula simplification. DAG size of input: 62 DAG size of output 22 [2018-04-05 17:27:39,872 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:27:39,872 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:27:39,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-05 17:27:39,873 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:39,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 5 [2018-04-05 17:27:39,879 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:27:39,882 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:27:39,882 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:56, output treesize:3 [2018-04-05 17:27:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:27:39,934 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:27:39,934 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 7] imperfect sequences [] total 12 [2018-04-05 17:27:39,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-05 17:27:39,934 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-05 17:27:39,934 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=104, Unknown=1, NotChecked=20, Total=156 [2018-04-05 17:27:39,935 INFO L87 Difference]: Start difference. First operand 143 states and 150 transitions. Second operand 13 states. [2018-04-05 17:27:40,657 WARN L148 SmtUtils]: Spent 172ms on a formula simplification that was a NOOP. DAG size: 35 [2018-04-05 17:27:43,483 WARN L148 SmtUtils]: Spent 363ms on a formula simplification that was a NOOP. DAG size: 37 [2018-04-05 17:27:45,980 WARN L148 SmtUtils]: Spent 113ms on a formula simplification that was a NOOP. DAG size: 44 [2018-04-05 17:27:55,095 WARN L148 SmtUtils]: Spent 129ms on a formula simplification that was a NOOP. DAG size: 33 [2018-04-05 17:28:06,469 WARN L151 SmtUtils]: Spent 566ms on a formula simplification. DAG size of input: 55 DAG size of output 49 [2018-04-05 17:28:10,795 WARN L148 SmtUtils]: Spent 195ms on a formula simplification that was a NOOP. DAG size: 42 [2018-04-05 17:28:20,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:28:20,154 INFO L93 Difference]: Finished difference Result 161 states and 170 transitions. [2018-04-05 17:28:20,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-05 17:28:20,154 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 34 [2018-04-05 17:28:20,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:28:20,156 INFO L225 Difference]: With dead ends: 161 [2018-04-05 17:28:20,156 INFO L226 Difference]: Without dead ends: 160 [2018-04-05 17:28:20,157 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 55 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 15.8s TimeCoverageRelationStatistics Valid=103, Invalid=316, Unknown=5, NotChecked=38, Total=462 [2018-04-05 17:28:20,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-04-05 17:28:20,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 148. [2018-04-05 17:28:20,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-04-05 17:28:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 155 transitions. [2018-04-05 17:28:20,178 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 155 transitions. Word has length 34 [2018-04-05 17:28:20,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:28:20,178 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 155 transitions. [2018-04-05 17:28:20,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-05 17:28:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 155 transitions. [2018-04-05 17:28:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-05 17:28:20,180 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:28:20,180 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:28:20,180 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:28:20,180 INFO L82 PathProgramCache]: Analyzing trace with hash 93975803, 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 [2018-04-05 17:28:20,191 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:28:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:28:20,215 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:28:20,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:28:20,218 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,219 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,219 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 17:28:20,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 17:28:20,235 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 17:28:20,235 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,238 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,241 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,242 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-04-05 17:28:20,247 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-05 17:28:20,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-05 17:28:20,250 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,251 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,252 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,253 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-04-05 17:28:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:28:20,258 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:28:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:28:20,285 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:28:20,286 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-05 17:28:20,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 17:28:20,286 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 17:28:20,286 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:28:20,287 INFO L87 Difference]: Start difference. First operand 148 states and 155 transitions. Second operand 5 states. [2018-04-05 17:28:20,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:28:20,402 INFO L93 Difference]: Finished difference Result 148 states and 155 transitions. [2018-04-05 17:28:20,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 17:28:20,403 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2018-04-05 17:28:20,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:28:20,404 INFO L225 Difference]: With dead ends: 148 [2018-04-05 17:28:20,404 INFO L226 Difference]: Without dead ends: 147 [2018-04-05 17:28:20,404 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-04-05 17:28:20,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-04-05 17:28:20,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-04-05 17:28:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-04-05 17:28:20,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 154 transitions. [2018-04-05 17:28:20,415 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 154 transitions. Word has length 35 [2018-04-05 17:28:20,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:28:20,415 INFO L459 AbstractCegarLoop]: Abstraction has 147 states and 154 transitions. [2018-04-05 17:28:20,415 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 17:28:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2018-04-05 17:28:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-04-05 17:28:20,416 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:28:20,416 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] [2018-04-05 17:28:20,416 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:28:20,416 INFO L82 PathProgramCache]: Analyzing trace with hash 93975804, 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 [2018-04-05 17:28:20,426 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:28:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:28:20,447 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:28:20,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:28:20,452 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,457 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 17:28:20,471 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 17:28:20,473 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 17:28:20,474 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,476 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,492 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 17:28:20,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 17:28:20,495 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,504 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,511 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,512 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-04-05 17:28:20,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-05 17:28:20,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-05 17:28:20,543 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,550 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-05 17:28:20,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-04-05 17:28:20,561 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,562 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,567 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:28:20,567 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:45, output treesize:15 [2018-04-05 17:28:20,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:28:20,578 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:28:20,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:28:20,863 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:28:20,863 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-04-05 17:28:20,864 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-05 17:28:20,864 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-05 17:28:20,864 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-04-05 17:28:20,864 INFO L87 Difference]: Start difference. First operand 147 states and 154 transitions. Second operand 12 states. [2018-04-05 17:28:21,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:28:21,201 INFO L93 Difference]: Finished difference Result 155 states and 162 transitions. [2018-04-05 17:28:21,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-05 17:28:21,202 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 35 [2018-04-05 17:28:21,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:28:21,203 INFO L225 Difference]: With dead ends: 155 [2018-04-05 17:28:21,203 INFO L226 Difference]: Without dead ends: 154 [2018-04-05 17:28:21,203 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2018-04-05 17:28:21,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-04-05 17:28:21,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 150. [2018-04-05 17:28:21,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-04-05 17:28:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 157 transitions. [2018-04-05 17:28:21,215 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 157 transitions. Word has length 35 [2018-04-05 17:28:21,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:28:21,215 INFO L459 AbstractCegarLoop]: Abstraction has 150 states and 157 transitions. [2018-04-05 17:28:21,215 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-05 17:28:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 157 transitions. [2018-04-05 17:28:21,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-04-05 17:28:21,216 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:28:21,216 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] [2018-04-05 17:28:21,216 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:28:21,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1850354320, 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 [2018-04-05 17:28:21,226 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:28:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:28:21,253 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:28:21,303 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base Int)) (and (= (store |c_old(#length)| __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base 8) |c_#length|) (= (select |c_old(#valid)| __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_data_~data~0.base) 0))) is different from true [2018-04-05 17:28:21,313 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:28:21,314 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 [2018-04-05 17:28:21,315 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:21,323 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:28:21,324 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:28:21,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-05 17:28:21,324 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:28:21,329 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. [2018-04-05 17:28:21,330 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-04-05 17:28:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:28:21,341 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:28:21,430 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-04-05 17:28:29,977 WARN L151 SmtUtils]: Spent 8236ms on a formula simplification. DAG size of input: 62 DAG size of output 27 [2018-04-05 17:28:30,010 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-04-05 17:28:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:28:30,399 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:28:30,399 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 10 [2018-04-05 17:28:30,400 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-05 17:28:30,400 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-05 17:28:30,400 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=69, Unknown=1, NotChecked=16, Total=110 [2018-04-05 17:28:30,400 INFO L87 Difference]: Start difference. First operand 150 states and 157 transitions. Second operand 11 states. [2018-04-05 17:28:33,053 WARN L148 SmtUtils]: Spent 2147ms on a formula simplification that was a NOOP. DAG size: 37 [2018-04-05 17:28:37,703 WARN L148 SmtUtils]: Spent 2506ms on a formula simplification that was a NOOP. DAG size: 46 [2018-04-05 17:28:51,015 WARN L148 SmtUtils]: Spent 2565ms on a formula simplification that was a NOOP. DAG size: 37 [2018-04-05 17:29:03,202 WARN L151 SmtUtils]: Spent 719ms on a formula simplification. DAG size of input: 65 DAG size of output 55 [2018-04-05 17:29:10,114 WARN L151 SmtUtils]: Spent 608ms on a formula simplification. DAG size of input: 53 DAG size of output 49 [2018-04-05 17:29:12,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:12,861 INFO L93 Difference]: Finished difference Result 162 states and 171 transitions. [2018-04-05 17:29:12,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-05 17:29:12,862 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 36 [2018-04-05 17:29:12,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:12,864 INFO L225 Difference]: With dead ends: 162 [2018-04-05 17:29:12,864 INFO L226 Difference]: Without dead ends: 161 [2018-04-05 17:29:12,864 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 34.4s TimeCoverageRelationStatistics Valid=69, Invalid=167, Unknown=8, NotChecked=28, Total=272 [2018-04-05 17:29:12,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-04-05 17:29:12,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 147. [2018-04-05 17:29:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-04-05 17:29:12,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 154 transitions. [2018-04-05 17:29:12,902 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 154 transitions. Word has length 36 [2018-04-05 17:29:12,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:12,902 INFO L459 AbstractCegarLoop]: Abstraction has 147 states and 154 transitions. [2018-04-05 17:29:12,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-05 17:29:12,902 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2018-04-05 17:29:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-05 17:29:12,903 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:12,904 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:29:12,904 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:12,904 INFO L82 PathProgramCache]: Analyzing trace with hash -941852942, 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 [2018-04-05 17:29:12,913 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:12,946 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:13,153 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:29:13,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-05 17:29:13,155 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:13,166 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:29:13,167 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:29:13,168 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 [2018-04-05 17:29:13,168 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:13,176 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. [2018-04-05 17:29:13,177 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:18 [2018-04-05 17:29:13,195 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:13,195 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:13,558 WARN L148 SmtUtils]: Spent 209ms on a formula simplification that was a NOOP. DAG size: 25 [2018-04-05 17:29:13,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:13,743 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:13,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2018-04-05 17:29:13,744 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:13,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-05 17:29:13,756 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:13,762 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:29:13,762 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:32, output treesize:7 [2018-04-05 17:29:14,007 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:14,007 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:14,008 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 3 [2018-04-05 17:29:14,008 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:14,014 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:14,014 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:14,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 13 [2018-04-05 17:29:14,016 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:14,019 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:14,019 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:3 [2018-04-05 17:29:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:14,046 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 17:29:14,047 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-04-05 17:29:14,047 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-05 17:29:14,047 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-05 17:29:14,048 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-04-05 17:29:14,048 INFO L87 Difference]: Start difference. First operand 147 states and 154 transitions. Second operand 16 states. [2018-04-05 17:29:25,159 WARN L151 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 42 DAG size of output 35 [2018-04-05 17:29:25,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:25,795 INFO L93 Difference]: Finished difference Result 159 states and 167 transitions. [2018-04-05 17:29:25,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-04-05 17:29:25,795 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 38 [2018-04-05 17:29:25,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:25,797 INFO L225 Difference]: With dead ends: 159 [2018-04-05 17:29:25,797 INFO L226 Difference]: Without dead ends: 158 [2018-04-05 17:29:25,797 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=118, Invalid=433, Unknown=1, NotChecked=0, Total=552 [2018-04-05 17:29:25,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-04-05 17:29:25,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 140. [2018-04-05 17:29:25,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-04-05 17:29:25,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 146 transitions. [2018-04-05 17:29:25,805 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 146 transitions. Word has length 38 [2018-04-05 17:29:25,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:25,806 INFO L459 AbstractCegarLoop]: Abstraction has 140 states and 146 transitions. [2018-04-05 17:29:25,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-05 17:29:25,806 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 146 transitions. [2018-04-05 17:29:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-05 17:29:25,806 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:25,806 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] [2018-04-05 17:29:25,806 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:25,807 INFO L82 PathProgramCache]: Analyzing trace with hash 135567723, 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 [2018-04-05 17:29:25,812 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:25,830 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:25,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 17:29:25,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 17:29:25,873 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:25,875 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:25,879 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:25,879 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-04-05 17:29:25,896 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 [2018-04-05 17:29:25,897 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-05 17:29:25,897 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:25,898 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:25,899 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:25,899 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2018-04-05 17:29:25,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:25,906 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:25,956 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 [2018-04-05 17:29:25,957 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-05 17:29:25,958 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:25,959 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:25,968 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-04-05 17:29:25,969 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:44 [2018-04-05 17:29:26,035 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 32 [2018-04-05 17:29:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:26,108 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:29:26,108 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 7] imperfect sequences [] total 11 [2018-04-05 17:29:26,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-05 17:29:26,109 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-05 17:29:26,109 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-04-05 17:29:26,109 INFO L87 Difference]: Start difference. First operand 140 states and 146 transitions. Second operand 12 states. [2018-04-05 17:29:26,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:26,626 INFO L93 Difference]: Finished difference Result 181 states and 191 transitions. [2018-04-05 17:29:26,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-05 17:29:26,626 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 38 [2018-04-05 17:29:26,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:26,627 INFO L225 Difference]: With dead ends: 181 [2018-04-05 17:29:26,627 INFO L226 Difference]: Without dead ends: 180 [2018-04-05 17:29:26,628 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2018-04-05 17:29:26,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-04-05 17:29:26,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 146. [2018-04-05 17:29:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-04-05 17:29:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 154 transitions. [2018-04-05 17:29:26,640 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 154 transitions. Word has length 38 [2018-04-05 17:29:26,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:26,641 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 154 transitions. [2018-04-05 17:29:26,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-05 17:29:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 154 transitions. [2018-04-05 17:29:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-05 17:29:26,642 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:26,642 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] [2018-04-05 17:29:26,642 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:26,642 INFO L82 PathProgramCache]: Analyzing trace with hash 135567724, 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 [2018-04-05 17:29:26,651 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:26,679 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:26,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 17:29:26,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 17:29:26,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,747 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,765 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 [2018-04-05 17:29:26,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 17:29:26,767 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,769 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,775 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,776 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-04-05 17:29:26,806 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 [2018-04-05 17:29:26,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 17:29:26,808 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,820 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,827 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 [2018-04-05 17:29:26,830 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-04-05 17:29:26,830 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,832 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,836 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:26,836 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:31, output treesize:9 [2018-04-05 17:29:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:26,851 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:27,118 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 21 [2018-04-05 17:29:27,120 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-05 17:29:27,120 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:27,124 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:27,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2018-04-05 17:29:27,127 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-05 17:29:27,127 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:27,131 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:27,132 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 [2018-04-05 17:29:27,134 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 13 treesize of output 11 [2018-04-05 17:29:27,134 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:27,138 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:27,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-05 17:29:27,197 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-05 17:29:27,197 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:27,199 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:27,201 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-05 17:29:27,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-05 17:29:27,207 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:27,210 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:27,235 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-05 17:29:27,236 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 3 variables, input treesize:49, output treesize:19 [2018-04-05 17:29:27,308 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-04-05 17:29:27,308 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:27,318 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-04-05 17:29:27,319 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:27,326 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:29:27,326 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:15 [2018-04-05 17:29:27,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:27,409 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:29:27,409 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 18 [2018-04-05 17:29:27,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-05 17:29:27,409 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-05 17:29:27,410 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=282, Unknown=1, NotChecked=0, Total=342 [2018-04-05 17:29:27,410 INFO L87 Difference]: Start difference. First operand 146 states and 154 transitions. Second operand 19 states. [2018-04-05 17:29:28,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:28,085 INFO L93 Difference]: Finished difference Result 198 states and 212 transitions. [2018-04-05 17:29:28,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-05 17:29:28,086 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 38 [2018-04-05 17:29:28,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:28,087 INFO L225 Difference]: With dead ends: 198 [2018-04-05 17:29:28,087 INFO L226 Difference]: Without dead ends: 197 [2018-04-05 17:29:28,088 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=148, Invalid=663, Unknown=1, NotChecked=0, Total=812 [2018-04-05 17:29:28,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-04-05 17:29:28,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 162. [2018-04-05 17:29:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-04-05 17:29:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 172 transitions. [2018-04-05 17:29:28,097 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 172 transitions. Word has length 38 [2018-04-05 17:29:28,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:28,098 INFO L459 AbstractCegarLoop]: Abstraction has 162 states and 172 transitions. [2018-04-05 17:29:28,098 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-05 17:29:28,098 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 172 transitions. [2018-04-05 17:29:28,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-04-05 17:29:28,098 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:28,098 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] [2018-04-05 17:29:28,098 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:28,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1343921866, 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 [2018-04-05 17:29:28,108 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:28,126 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:28,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 17:29:28,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-04-05 17:29:28,159 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,161 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,163 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,164 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:8 [2018-04-05 17:29:28,177 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 [2018-04-05 17:29:28,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2018-04-05 17:29:28,179 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,180 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,181 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2018-04-05 17:29:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:28,187 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:28,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-05 17:29:28,271 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-05 17:29:28,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,272 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,273 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-05 17:29:28,285 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 [2018-04-05 17:29:28,286 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,287 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,294 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 17:29:28,294 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:16, output treesize:11 [2018-04-05 17:29:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:28,321 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:29:28,322 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 8] imperfect sequences [] total 10 [2018-04-05 17:29:28,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-04-05 17:29:28,322 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-04-05 17:29:28,322 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-04-05 17:29:28,322 INFO L87 Difference]: Start difference. First operand 162 states and 172 transitions. Second operand 10 states. [2018-04-05 17:29:28,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:28,527 INFO L93 Difference]: Finished difference Result 199 states and 211 transitions. [2018-04-05 17:29:28,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-04-05 17:29:28,527 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 40 [2018-04-05 17:29:28,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:28,529 INFO L225 Difference]: With dead ends: 199 [2018-04-05 17:29:28,529 INFO L226 Difference]: Without dead ends: 193 [2018-04-05 17:29:28,529 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2018-04-05 17:29:28,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-04-05 17:29:28,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 162. [2018-04-05 17:29:28,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-04-05 17:29:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 170 transitions. [2018-04-05 17:29:28,543 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 170 transitions. Word has length 40 [2018-04-05 17:29:28,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:28,543 INFO L459 AbstractCegarLoop]: Abstraction has 162 states and 170 transitions. [2018-04-05 17:29:28,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-04-05 17:29:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 170 transitions. [2018-04-05 17:29:28,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-05 17:29:28,544 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:28,544 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] [2018-04-05 17:29:28,544 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:28,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1240656485, 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 [2018-04-05 17:29:28,553 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:28,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:28,582 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:28,593 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 [2018-04-05 17:29:28,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 17:29:28,595 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,596 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,597 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,597 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-04-05 17:29:28,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:28,601 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:28,605 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2018-04-05 17:29:28,605 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,606 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,606 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2018-04-05 17:29:28,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:28,633 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:29:28,633 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-04-05 17:29:28,634 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-05 17:29:28,634 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-05 17:29:28,634 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-05 17:29:28,634 INFO L87 Difference]: Start difference. First operand 162 states and 170 transitions. Second operand 5 states. [2018-04-05 17:29:28,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:28,710 INFO L93 Difference]: Finished difference Result 162 states and 170 transitions. [2018-04-05 17:29:28,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-05 17:29:28,710 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-04-05 17:29:28,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:28,711 INFO L225 Difference]: With dead ends: 162 [2018-04-05 17:29:28,711 INFO L226 Difference]: Without dead ends: 161 [2018-04-05 17:29:28,711 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-05 17:29:28,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-04-05 17:29:28,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-04-05 17:29:28,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-04-05 17:29:28,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 169 transitions. [2018-04-05 17:29:28,719 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 169 transitions. Word has length 43 [2018-04-05 17:29:28,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:28,719 INFO L459 AbstractCegarLoop]: Abstraction has 161 states and 169 transitions. [2018-04-05 17:29:28,719 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-05 17:29:28,719 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 169 transitions. [2018-04-05 17:29:28,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-05 17:29:28,720 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:28,720 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] [2018-04-05 17:29:28,720 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:28,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1240656484, 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 [2018-04-05 17:29:28,728 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:28,748 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:28,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-04-05 17:29:28,769 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 [2018-04-05 17:29:28,769 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,770 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,771 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,771 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-04-05 17:29:28,803 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 [2018-04-05 17:29:28,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-04-05 17:29:28,805 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,806 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-05 17:29:28,811 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 17:29:28,812 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,813 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,815 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,815 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:31, output treesize:9 [2018-04-05 17:29:28,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:28,825 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:28,870 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 21 treesize of output 25 [2018-04-05 17:29:28,871 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:28,878 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-05 17:29:28,878 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,881 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 17:29:28,882 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:22 [2018-04-05 17:29:28,955 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-04-05 17:29:28,956 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 17:29:28,956 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,957 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:28,960 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 17:29:28,961 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:10 [2018-04-05 17:29:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:28,987 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:29:28,988 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 14 [2018-04-05 17:29:28,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-05 17:29:28,988 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-05 17:29:28,988 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2018-04-05 17:29:28,988 INFO L87 Difference]: Start difference. First operand 161 states and 169 transitions. Second operand 15 states. [2018-04-05 17:29:29,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:29,213 INFO L93 Difference]: Finished difference Result 184 states and 193 transitions. [2018-04-05 17:29:29,214 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-04-05 17:29:29,214 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 43 [2018-04-05 17:29:29,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:29,215 INFO L225 Difference]: With dead ends: 184 [2018-04-05 17:29:29,215 INFO L226 Difference]: Without dead ends: 183 [2018-04-05 17:29:29,216 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=374, Unknown=0, NotChecked=0, Total=462 [2018-04-05 17:29:29,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-04-05 17:29:29,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 166. [2018-04-05 17:29:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-04-05 17:29:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 174 transitions. [2018-04-05 17:29:29,224 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 174 transitions. Word has length 43 [2018-04-05 17:29:29,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:29,224 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 174 transitions. [2018-04-05 17:29:29,224 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-05 17:29:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 174 transitions. [2018-04-05 17:29:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-05 17:29:29,225 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:29,225 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:29:29,225 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:29,225 INFO L82 PathProgramCache]: Analyzing trace with hash 732748852, 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 [2018-04-05 17:29:29,237 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:29,259 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:29,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-05 17:29:29,325 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:29,336 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-04-05 17:29:29,336 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-04-05 17:29:29,341 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,342 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,342 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-04-05 17:29:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-05 17:29:29,371 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 17:29:29,372 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2018-04-05 17:29:29,372 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-05 17:29:29,372 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-05 17:29:29,372 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-04-05 17:29:29,372 INFO L87 Difference]: Start difference. First operand 166 states and 174 transitions. Second operand 6 states. [2018-04-05 17:29:29,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:29,402 INFO L93 Difference]: Finished difference Result 166 states and 174 transitions. [2018-04-05 17:29:29,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-05 17:29:29,402 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-04-05 17:29:29,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:29,403 INFO L225 Difference]: With dead ends: 166 [2018-04-05 17:29:29,403 INFO L226 Difference]: Without dead ends: 165 [2018-04-05 17:29:29,404 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-04-05 17:29:29,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-04-05 17:29:29,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-04-05 17:29:29,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-04-05 17:29:29,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 173 transitions. [2018-04-05 17:29:29,415 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 173 transitions. Word has length 44 [2018-04-05 17:29:29,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:29,415 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 173 transitions. [2018-04-05 17:29:29,415 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-05 17:29:29,415 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 173 transitions. [2018-04-05 17:29:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-04-05 17:29:29,416 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:29,416 INFO L355 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:29:29,416 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:29,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1240414734, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:29:29,426 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:29,450 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:29,453 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:29:29,454 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,456 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,457 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 17:29:29,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 17:29:29,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 17:29:29,470 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,472 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,485 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-04-05 17:29:29,487 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-04-05 17:29:29,487 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,489 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,495 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,495 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:35, output treesize:21 [2018-04-05 17:29:29,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-05 17:29:29,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-04-05 17:29:29,575 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,577 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,586 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 32 treesize of output 26 [2018-04-05 17:29:29,589 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 11 [2018-04-05 17:29:29,589 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,593 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,598 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:29,599 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:19 [2018-04-05 17:29:29,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:29,623 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:29,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:29,875 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-05 17:29:29,875 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2018-04-05 17:29:29,875 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-05 17:29:29,875 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-05 17:29:29,875 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2018-04-05 17:29:29,876 INFO L87 Difference]: Start difference. First operand 165 states and 173 transitions. Second operand 18 states. [2018-04-05 17:29:30,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 17:29:30,388 INFO L93 Difference]: Finished difference Result 351 states and 373 transitions. [2018-04-05 17:29:30,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-04-05 17:29:30,388 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 45 [2018-04-05 17:29:30,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 17:29:30,389 INFO L225 Difference]: With dead ends: 351 [2018-04-05 17:29:30,389 INFO L226 Difference]: Without dead ends: 195 [2018-04-05 17:29:30,390 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=246, Invalid=746, Unknown=0, NotChecked=0, Total=992 [2018-04-05 17:29:30,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-04-05 17:29:30,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 185. [2018-04-05 17:29:30,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-04-05 17:29:30,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 194 transitions. [2018-04-05 17:29:30,398 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 194 transitions. Word has length 45 [2018-04-05 17:29:30,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 17:29:30,399 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 194 transitions. [2018-04-05 17:29:30,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-05 17:29:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 194 transitions. [2018-04-05 17:29:30,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-04-05 17:29:30,399 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 17:29:30,399 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 17:29:30,399 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr6AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___true_valid_memsafety_i__appendErr5RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE]=== [2018-04-05 17:29:30,400 INFO L82 PathProgramCache]: Analyzing trace with hash 408094774, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 17:29:30,406 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 17:29:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 17:29:30,427 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 17:29:30,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 17:29:30,429 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,432 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,432 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-05 17:29:30,478 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 [2018-04-05 17:29:30,480 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 17:29:30,480 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,481 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,489 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 [2018-04-05 17:29:30,491 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-04-05 17:29:30,491 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,493 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,499 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,499 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:34, output treesize:26 [2018-04-05 17:29:30,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-05 17:29:30,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-04-05 17:29:30,529 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,548 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 22 [2018-04-05 17:29:30,549 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:30,559 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:29:30,584 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 31 [2018-04-05 17:29:30,592 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 17 treesize of output 22 [2018-04-05 17:29:30,592 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:30,610 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 15 [2018-04-05 17:29:30,610 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,621 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:29:30,641 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-04-05 17:29:30,641 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:42, output treesize:123 [2018-04-05 17:29:30,674 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-05 17:29:30,675 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,682 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:29:30,683 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:29:30,683 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 8 [2018-04-05 17:29:30,683 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,688 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,689 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:77, output treesize:42 [2018-04-05 17:29:30,732 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 56 [2018-04-05 17:29:30,733 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 3 [2018-04-05 17:29:30,733 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2018-04-05 17:29:30,739 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:30,743 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:30,749 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 23 treesize of output 19 [2018-04-05 17:29:30,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-04-05 17:29:30,751 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:30,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-05 17:29:30,757 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,758 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,762 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,762 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:69, output treesize:7 [2018-04-05 17:29:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 17:29:30,815 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 17:29:30,954 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 38 treesize of output 31 [2018-04-05 17:29:30,970 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-05 17:29:30,970 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,976 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 8 treesize of output 6 [2018-04-05 17:29:30,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 17:29:30,978 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,979 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,983 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:30,994 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 38 treesize of output 31 [2018-04-05 17:29:31,013 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 [2018-04-05 17:29:31,013 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,020 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 8 treesize of output 6 [2018-04-05 17:29:31,021 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 [2018-04-05 17:29:31,021 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,022 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,026 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,036 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:29:31,036 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:77, output treesize:21 [2018-04-05 17:29:31,128 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 93 treesize of output 86 [2018-04-05 17:29:31,160 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-04-05 17:29:31,160 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-05 17:29:31,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-05 17:29:31,181 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,184 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,191 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 72 treesize of output 76 [2018-04-05 17:29:31,194 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-04-05 17:29:31,194 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,206 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 63 [2018-04-05 17:29:31,206 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:31,225 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 68 treesize of output 68 [2018-04-05 17:29:31,226 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 17:29:31,242 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 17:29:31,275 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-05 17:29:31,279 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 96 treesize of output 89 [2018-04-05 17:29:31,306 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-05 17:29:31,306 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,328 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2018-04-05 17:29:31,330 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-05 17:29:31,330 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,333 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,341 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 72 treesize of output 76 [2018-04-05 17:29:31,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 65 [2018-04-05 17:29:31,344 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 63 [2018-04-05 17:29:31,357 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 17:29:31,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 68 [2018-04-05 17:29:31,376 INFO L267 ElimStorePlain]: Start of recursive call 17: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-04-05 17:29:31,394 INFO L267 ElimStorePlain]: Start of recursive call 14: 3 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2018-04-05 17:29:31,427 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 6 dim-0 vars, and 10 xjuncts. [2018-04-05 17:29:31,814 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 93 treesize of output 70 [2018-04-05 17:29:31,837 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-04-05 17:29:31,837 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:31,887 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 98 [2018-04-05 17:29:31,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2018-04-05 17:29:31,893 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:32,029 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 69 treesize of output 75 [2018-04-05 17:29:32,030 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:32,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 5 case distinctions, treesize of input 64 treesize of output 145 [2018-04-05 17:29:32,188 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:32,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 103 [2018-04-05 17:29:32,415 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:32,654 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 84 [2018-04-05 17:29:32,846 WARN L151 SmtUtils]: Spent 186ms on a formula simplification. DAG size of input: 117 DAG size of output 111 [2018-04-05 17:29:32,862 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 61 treesize of output 99 [2018-04-05 17:29:32,863 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:32,993 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 60 treesize of output 60 [2018-04-05 17:29:32,994 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:33,129 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 53 treesize of output 91 [2018-04-05 17:29:33,130 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:33,361 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 97 [2018-04-05 17:29:33,363 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:33,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 97 [2018-04-05 17:29:33,538 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:33,612 INFO L267 ElimStorePlain]: Start of recursive call 25: 10 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-05 17:29:33,790 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 78 [2018-04-05 17:29:33,794 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 60 [2018-04-05 17:29:33,794 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:33,838 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-05 17:29:33,839 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:33,927 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:33,928 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:33,928 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 57 [2018-04-05 17:29:33,929 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:33,977 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 24 [2018-04-05 17:29:33,977 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:34,021 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:34,024 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:34,037 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 96 [2018-04-05 17:29:34,038 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 3 xjuncts. [2018-04-05 17:29:34,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 57 [2018-04-05 17:29:34,111 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:34,139 INFO L267 ElimStorePlain]: Start of recursive call 31: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:29:34,156 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 83 [2018-04-05 17:29:34,177 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 61 treesize of output 57 [2018-04-05 17:29:34,178 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:34,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 146 [2018-04-05 17:29:34,511 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:29:34,523 INFO L267 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 64 xjuncts. [2018-04-05 17:29:34,974 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 56 treesize of output 94 [2018-04-05 17:29:34,975 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:35,127 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:35,129 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:29:35,138 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 69 [2018-04-05 17:29:35,139 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 3 xjuncts. [2018-04-05 17:29:35,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 56 [2018-04-05 17:29:35,524 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:35,635 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 53 treesize of output 91 [2018-04-05 17:29:35,636 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:35,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 17 [2018-04-05 17:29:35,830 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:35,855 INFO L267 ElimStorePlain]: Start of recursive call 38: 13 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-05 17:29:36,047 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 66 treesize of output 100 [2018-04-05 17:29:36,139 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 105 [2018-04-05 17:29:36,140 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:37,132 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 25 treesize of output 19 [2018-04-05 17:29:37,132 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:37,134 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-05 17:29:37,134 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:37,136 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2018-04-05 17:29:37,137 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:37,139 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 50 treesize of output 44 [2018-04-05 17:29:37,139 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:38,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 68 [2018-04-05 17:29:38,071 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:39,070 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 145 [2018-04-05 17:29:39,071 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:29:39,078 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 64 xjuncts. [2018-04-05 17:29:40,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2018-04-05 17:29:40,970 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:40,972 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 60 treesize of output 56 [2018-04-05 17:29:40,973 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:42,231 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 142 [2018-04-05 17:29:42,231 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:29:42,253 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 64 xjuncts. [2018-04-05 17:29:43,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 40 [2018-04-05 17:29:43,302 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:43,793 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 73 treesize of output 67 [2018-04-05 17:29:43,793 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:44,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-05 17:29:44,692 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:44,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2018-04-05 17:29:44,694 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:45,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 33 [2018-04-05 17:29:45,072 INFO L267 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:46,207 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-05 17:29:46,207 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:46,208 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-05 17:29:46,208 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:46,574 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 60 treesize of output 60 [2018-04-05 17:29:46,575 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:47,697 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 [2018-04-05 17:29:47,698 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:47,705 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 52 [2018-04-05 17:29:47,706 INFO L267 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:49,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 68 [2018-04-05 17:29:49,229 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 3 xjuncts. [2018-04-05 17:29:49,538 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 52 treesize of output 22 [2018-04-05 17:29:49,538 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:49,540 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2018-04-05 17:29:49,541 INFO L267 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:49,840 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 68 [2018-04-05 17:29:49,841 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 3 xjuncts. [2018-04-05 17:29:50,153 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 52 treesize of output 22 [2018-04-05 17:29:50,154 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:50,156 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 49 treesize of output 19 [2018-04-05 17:29:50,157 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:50,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 34 [2018-04-05 17:29:50,429 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:51,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 32 [2018-04-05 17:29:51,224 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 3 xjuncts. [2018-04-05 17:29:51,695 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 68 treesize of output 62 [2018-04-05 17:29:51,695 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:51,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 100 [2018-04-05 17:29:51,948 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 3 xjuncts. [2018-04-05 17:29:52,363 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 70 treesize of output 40 [2018-04-05 17:29:52,364 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:52,563 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-05 17:29:52,563 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:52,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 28 [2018-04-05 17:29:52,731 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:52,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-04-05 17:29:52,887 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:52,888 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-04-05 17:29:52,888 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:52,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-05 17:29:52,989 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:53,075 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 58 [2018-04-05 17:29:53,076 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 2 xjuncts. [2018-04-05 17:29:53,997 INFO L267 ElimStorePlain]: Start of recursive call 46: 57 dim-1 vars, End of recursive call: and 9 xjuncts. [2018-04-05 17:29:54,144 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:29:54,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 100 [2018-04-05 17:29:56,137 WARN L151 SmtUtils]: Spent 1933ms on a formula simplification. DAG size of input: 398 DAG size of output 392 [2018-04-05 17:29:56,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2018-04-05 17:29:56,143 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 1 xjuncts. [2018-04-05 17:29:57,582 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 55 treesize of output 93 [2018-04-05 17:29:57,583 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:58,606 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 148 [2018-04-05 17:29:58,606 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:29:58,616 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 64 xjuncts. [2018-04-05 17:29:59,415 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 96 [2018-04-05 17:29:59,416 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 8 xjuncts. [2018-04-05 17:29:59,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 142 [2018-04-05 17:29:59,815 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:29:59,822 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 64 xjuncts. [2018-04-05 17:30:00,644 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 52 treesize of output 90 [2018-04-05 17:30:00,645 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:01,559 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 93 [2018-04-05 17:30:01,560 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:01,568 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 53 treesize of output 53 [2018-04-05 17:30:01,568 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:01,974 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 49 treesize of output 87 [2018-04-05 17:30:01,975 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:03,276 INFO L267 ElimStorePlain]: Start of recursive call 84: 36 dim-1 vars, End of recursive call: and 9 xjuncts. [2018-04-05 17:30:03,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 58 [2018-04-05 17:30:03,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 46 [2018-04-05 17:30:03,402 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:03,437 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 49 treesize of output 87 [2018-04-05 17:30:03,438 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:03,491 INFO L267 ElimStorePlain]: Start of recursive call 94: 2 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-04-05 17:30:03,627 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 66 treesize of output 104 [2018-04-05 17:30:03,628 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:30:08,312 WARN L151 SmtUtils]: Spent 4664ms on a formula simplification. DAG size of input: 822 DAG size of output 805 [2018-04-05 17:30:08,321 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 60 [2018-04-05 17:30:08,321 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:10,910 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2018-04-05 17:30:10,910 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:10,912 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 46 treesize of output 16 [2018-04-05 17:30:10,912 INFO L267 ElimStorePlain]: Start of recursive call 100: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:13,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 62 treesize of output 143 [2018-04-05 17:30:13,525 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 16 xjuncts. [2018-04-05 17:30:16,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 145 [2018-04-05 17:30:16,529 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:30:16,535 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 64 xjuncts. [2018-04-05 17:30:18,886 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 96 [2018-04-05 17:30:18,887 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:20,313 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-05 17:30:20,314 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:21,590 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 60 treesize of output 60 [2018-04-05 17:30:21,591 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:22,933 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 57 treesize of output 145 [2018-04-05 17:30:22,933 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:30:22,939 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 64 xjuncts. [2018-04-05 17:30:25,797 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 [2018-04-05 17:30:25,797 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:26,805 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 90 [2018-04-05 17:30:26,806 INFO L267 ElimStorePlain]: Start of recursive call 108: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:27,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 57 [2018-04-05 17:30:27,543 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:27,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 96 [2018-04-05 17:30:27,564 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:29,719 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 93 [2018-04-05 17:30:29,720 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:29,730 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 50 [2018-04-05 17:30:29,731 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:30,491 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 52 treesize of output 90 [2018-04-05 17:30:30,492 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:30,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 55 [2018-04-05 17:30:30,785 INFO L267 ElimStorePlain]: Start of recursive call 114: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:30,993 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 49 treesize of output 87 [2018-04-05 17:30:30,994 INFO L267 ElimStorePlain]: Start of recursive call 115: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:32,098 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 94 [2018-04-05 17:30:32,099 INFO L267 ElimStorePlain]: Start of recursive call 116: End of recursive call: and 3 xjuncts. [2018-04-05 17:30:32,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-05 17:30:32,532 INFO L267 ElimStorePlain]: Start of recursive call 117: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:33,674 INFO L267 ElimStorePlain]: Start of recursive call 97: 82 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-05 17:30:33,717 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 13 [2018-04-05 17:30:33,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-04-05 17:30:33,719 INFO L267 ElimStorePlain]: Start of recursive call 119: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:33,721 INFO L267 ElimStorePlain]: Start of recursive call 118: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:30:33,748 INFO L267 ElimStorePlain]: Start of recursive call 20: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-04-05 17:30:33,763 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 78 [2018-04-05 17:30:33,767 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2018-04-05 17:30:33,767 INFO L267 ElimStorePlain]: Start of recursive call 121: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:33,810 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 63 treesize of output 69 [2018-04-05 17:30:33,811 INFO L267 ElimStorePlain]: Start of recursive call 122: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:33,863 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 66 [2018-04-05 17:30:33,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 55 [2018-04-05 17:30:33,866 INFO L267 ElimStorePlain]: Start of recursive call 124: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:33,892 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 55 treesize of output 51 [2018-04-05 17:30:33,893 INFO L267 ElimStorePlain]: Start of recursive call 125: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:33,924 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:30:33,932 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 0 new quantified variables, introduced 2 case distinctions, treesize of input 58 treesize of output 56 [2018-04-05 17:30:33,933 INFO L267 ElimStorePlain]: Start of recursive call 126: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:33,960 INFO L267 ElimStorePlain]: Start of recursive call 123: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-04-05 17:30:33,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 64 [2018-04-05 17:30:33,969 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-05 17:30:33,969 INFO L267 ElimStorePlain]: Start of recursive call 128: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:33,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 47 [2018-04-05 17:30:33,992 INFO L267 ElimStorePlain]: Start of recursive call 129: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:34,014 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 17:30:34,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 44 [2018-04-05 17:30:34,015 INFO L267 ElimStorePlain]: Start of recursive call 130: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:34,028 INFO L267 ElimStorePlain]: Start of recursive call 127: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 17:30:34,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 79 [2018-04-05 17:30:34,276 WARN L151 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 111 DAG size of output 109 [2018-04-05 17:30:34,292 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 0 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 63 [2018-04-05 17:30:34,293 INFO L267 ElimStorePlain]: Start of recursive call 132: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:34,454 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 60 [2018-04-05 17:30:34,455 INFO L267 ElimStorePlain]: Start of recursive call 133: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:34,566 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-05 17:30:34,567 INFO L267 ElimStorePlain]: Start of recursive call 134: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:34,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-04-05 17:30:34,661 INFO L267 ElimStorePlain]: Start of recursive call 135: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:34,755 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 50 [2018-04-05 17:30:34,756 INFO L267 ElimStorePlain]: Start of recursive call 136: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:34,846 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 60 treesize of output 56 [2018-04-05 17:30:34,847 INFO L267 ElimStorePlain]: Start of recursive call 137: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:34,928 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 0 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 50 [2018-04-05 17:30:34,928 INFO L267 ElimStorePlain]: Start of recursive call 138: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:35,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-04-05 17:30:35,046 INFO L267 ElimStorePlain]: Start of recursive call 139: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:35,153 INFO L267 ElimStorePlain]: Start of recursive call 131: 10 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-05 17:30:35,228 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 78 [2018-04-05 17:30:35,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 57 [2018-04-05 17:30:35,233 INFO L267 ElimStorePlain]: Start of recursive call 141: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:35,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 56 [2018-04-05 17:30:35,334 INFO L267 ElimStorePlain]: Start of recursive call 142: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:35,433 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-05 17:30:35,433 INFO L267 ElimStorePlain]: Start of recursive call 143: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:35,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-04-05 17:30:35,435 INFO L267 ElimStorePlain]: Start of recursive call 144: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:35,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2018-04-05 17:30:35,529 INFO L267 ElimStorePlain]: Start of recursive call 145: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:35,636 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 0 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 60 [2018-04-05 17:30:35,637 INFO L267 ElimStorePlain]: Start of recursive call 146: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:35,741 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:30:35,742 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:30:35,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 45 [2018-04-05 17:30:35,742 INFO L267 ElimStorePlain]: Start of recursive call 147: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:35,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-05 17:30:35,930 INFO L267 ElimStorePlain]: Start of recursive call 148: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:36,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2018-04-05 17:30:36,049 INFO L267 ElimStorePlain]: Start of recursive call 149: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:36,117 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 60 treesize of output 56 [2018-04-05 17:30:36,117 INFO L267 ElimStorePlain]: Start of recursive call 150: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:36,178 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2018-04-05 17:30:36,178 INFO L267 ElimStorePlain]: Start of recursive call 151: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:36,225 INFO L267 ElimStorePlain]: Start of recursive call 140: 13 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-04-05 17:30:36,280 INFO L267 ElimStorePlain]: Start of recursive call 120: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 6 xjuncts. [2018-04-05 17:30:36,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 71 treesize of output 85 [2018-04-05 17:30:36,314 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 66 treesize of output 72 [2018-04-05 17:30:36,315 INFO L267 ElimStorePlain]: Start of recursive call 153: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:36,370 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 67 treesize of output 66 [2018-04-05 17:30:36,370 INFO L267 ElimStorePlain]: Start of recursive call 154: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:36,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 92 [2018-04-05 17:30:36,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 102 [2018-04-05 17:30:36,469 INFO L267 ElimStorePlain]: Start of recursive call 156: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:36,865 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 59 treesize of output 145 [2018-04-05 17:30:36,865 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:30:36,870 INFO L267 ElimStorePlain]: Start of recursive call 157: End of recursive call: and 64 xjuncts. [2018-04-05 17:30:37,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2018-04-05 17:30:37,705 INFO L267 ElimStorePlain]: Start of recursive call 158: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:37,706 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-04-05 17:30:37,706 INFO L267 ElimStorePlain]: Start of recursive call 159: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:37,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-05 17:30:37,708 INFO L267 ElimStorePlain]: Start of recursive call 160: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:37,710 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-05 17:30:37,710 INFO L267 ElimStorePlain]: Start of recursive call 161: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:38,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 59 [2018-04-05 17:30:38,147 INFO L267 ElimStorePlain]: Start of recursive call 162: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:38,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2018-04-05 17:30:38,552 INFO L267 ElimStorePlain]: Start of recursive call 163: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:38,938 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 55 treesize of output 55 [2018-04-05 17:30:38,939 INFO L267 ElimStorePlain]: Start of recursive call 164: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:39,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 40 [2018-04-05 17:30:39,343 INFO L267 ElimStorePlain]: Start of recursive call 165: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:39,901 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2018-04-05 17:30:39,901 INFO L267 ElimStorePlain]: Start of recursive call 166: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:40,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-04-05 17:30:40,448 INFO L267 ElimStorePlain]: Start of recursive call 167: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:40,451 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-05 17:30:40,451 INFO L267 ElimStorePlain]: Start of recursive call 168: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:40,919 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 65 [2018-04-05 17:30:41,159 INFO L267 ElimStorePlain]: Start of recursive call 169: End of recursive call: and 3 xjuncts. [2018-04-05 17:30:41,652 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2018-04-05 17:30:41,652 INFO L267 ElimStorePlain]: Start of recursive call 170: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:42,128 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2018-04-05 17:30:42,129 INFO L267 ElimStorePlain]: Start of recursive call 171: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:42,131 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 52 treesize of output 22 [2018-04-05 17:30:42,131 INFO L267 ElimStorePlain]: Start of recursive call 172: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:42,133 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 17 [2018-04-05 17:30:42,134 INFO L267 ElimStorePlain]: Start of recursive call 173: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:42,845 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 58 [2018-04-05 17:30:42,846 INFO L267 ElimStorePlain]: Start of recursive call 174: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:43,183 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 43 [2018-04-05 17:30:43,183 INFO L267 ElimStorePlain]: Start of recursive call 175: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:43,523 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 56 [2018-04-05 17:30:43,524 INFO L267 ElimStorePlain]: Start of recursive call 176: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:43,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 13 [2018-04-05 17:30:43,813 INFO L267 ElimStorePlain]: Start of recursive call 177: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:43,993 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-05 17:30:43,994 INFO L267 ElimStorePlain]: Start of recursive call 178: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:44,255 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 62 treesize of output 60 [2018-04-05 17:30:44,255 INFO L267 ElimStorePlain]: Start of recursive call 179: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:44,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 52 [2018-04-05 17:30:44,396 INFO L267 ElimStorePlain]: Start of recursive call 180: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:44,531 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 43 [2018-04-05 17:30:44,531 INFO L267 ElimStorePlain]: Start of recursive call 181: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:44,533 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-04-05 17:30:44,533 INFO L267 ElimStorePlain]: Start of recursive call 182: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:44,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 142 [2018-04-05 17:30:44,693 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:30:44,699 INFO L267 ElimStorePlain]: Start of recursive call 183: End of recursive call: and 64 xjuncts. [2018-04-05 17:30:45,037 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 43 treesize of output 13 [2018-04-05 17:30:45,037 INFO L267 ElimStorePlain]: Start of recursive call 184: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:45,039 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2018-04-05 17:30:45,040 INFO L267 ElimStorePlain]: Start of recursive call 185: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:45,234 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 51 [2018-04-05 17:30:45,235 INFO L267 ElimStorePlain]: Start of recursive call 186: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:45,309 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 93 [2018-04-05 17:30:45,311 INFO L267 ElimStorePlain]: Start of recursive call 187: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:45,563 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-05 17:30:45,563 INFO L267 ElimStorePlain]: Start of recursive call 188: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:45,635 INFO L267 ElimStorePlain]: Start of recursive call 155: 34 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-05 17:30:45,736 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 66 treesize of output 98 [2018-04-05 17:30:47,063 WARN L151 SmtUtils]: Spent 1317ms on a formula simplification. DAG size of input: 435 DAG size of output 428 [2018-04-05 17:30:47,066 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 55 [2018-04-05 17:30:47,066 INFO L267 ElimStorePlain]: Start of recursive call 190: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:47,866 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 53 [2018-04-05 17:30:47,866 INFO L267 ElimStorePlain]: Start of recursive call 191: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:48,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 96 [2018-04-05 17:30:48,664 INFO L267 ElimStorePlain]: Start of recursive call 192: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:49,530 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 64 treesize of output 58 [2018-04-05 17:30:49,530 INFO L267 ElimStorePlain]: Start of recursive call 193: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:50,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 59 treesize of output 145 [2018-04-05 17:30:50,376 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:30:50,381 INFO L267 ElimStorePlain]: Start of recursive call 194: End of recursive call: and 64 xjuncts. [2018-04-05 17:30:51,852 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 93 [2018-04-05 17:30:51,853 INFO L267 ElimStorePlain]: Start of recursive call 195: End of recursive call: and 8 xjuncts. [2018-04-05 17:30:52,809 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 49 treesize of output 49 [2018-04-05 17:30:52,809 INFO L267 ElimStorePlain]: Start of recursive call 196: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:53,626 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 140 [2018-04-05 17:30:53,629 INFO L267 ElimStorePlain]: Start of recursive call 197: End of recursive call: and 16 xjuncts. [2018-04-05 17:30:54,899 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 65 [2018-04-05 17:30:54,900 INFO L267 ElimStorePlain]: Start of recursive call 198: End of recursive call: and 3 xjuncts. [2018-04-05 17:30:55,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 142 [2018-04-05 17:30:55,542 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:30:55,547 INFO L267 ElimStorePlain]: Start of recursive call 199: End of recursive call: and 64 xjuncts. [2018-04-05 17:30:56,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 60 [2018-04-05 17:30:56,506 INFO L267 ElimStorePlain]: Start of recursive call 200: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:57,563 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2018-04-05 17:30:57,563 INFO L267 ElimStorePlain]: Start of recursive call 201: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:57,565 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 17 [2018-04-05 17:30:57,565 INFO L267 ElimStorePlain]: Start of recursive call 202: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:57,567 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2018-04-05 17:30:57,568 INFO L267 ElimStorePlain]: Start of recursive call 203: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:58,528 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2018-04-05 17:30:58,528 INFO L267 ElimStorePlain]: Start of recursive call 204: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:59,002 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 58 [2018-04-05 17:30:59,003 INFO L267 ElimStorePlain]: Start of recursive call 205: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:59,470 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2018-04-05 17:30:59,471 INFO L267 ElimStorePlain]: Start of recursive call 206: End of recursive call: and 1 xjuncts. [2018-04-05 17:30:59,896 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 53 [2018-04-05 17:30:59,897 INFO L267 ElimStorePlain]: Start of recursive call 207: End of recursive call: and 2 xjuncts. [2018-04-05 17:30:59,904 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 52 [2018-04-05 17:30:59,904 INFO L267 ElimStorePlain]: Start of recursive call 208: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:00,851 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 139 [2018-04-05 17:31:00,852 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:31:00,857 INFO L267 ElimStorePlain]: Start of recursive call 209: End of recursive call: and 64 xjuncts. [2018-04-05 17:31:01,512 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 56 treesize of output 54 [2018-04-05 17:31:01,513 INFO L267 ElimStorePlain]: Start of recursive call 210: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:02,187 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 2 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 90 [2018-04-05 17:31:02,188 INFO L267 ElimStorePlain]: Start of recursive call 211: End of recursive call: and 8 xjuncts. [2018-04-05 17:31:02,197 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 50 treesize of output 50 [2018-04-05 17:31:02,197 INFO L267 ElimStorePlain]: Start of recursive call 212: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:02,393 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 13 [2018-04-05 17:31:02,393 INFO L267 ElimStorePlain]: Start of recursive call 213: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:02,395 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2018-04-05 17:31:02,395 INFO L267 ElimStorePlain]: Start of recursive call 214: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:03,488 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 56 treesize of output 59 [2018-04-05 17:31:03,488 INFO L267 ElimStorePlain]: Start of recursive call 215: End of recursive call: and 3 xjuncts. [2018-04-05 17:31:03,775 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 13 [2018-04-05 17:31:03,775 INFO L267 ElimStorePlain]: Start of recursive call 216: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:04,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2018-04-05 17:31:04,303 INFO L267 ElimStorePlain]: Start of recursive call 217: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:04,304 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 14 [2018-04-05 17:31:04,304 INFO L267 ElimStorePlain]: Start of recursive call 218: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:04,481 INFO L267 ElimStorePlain]: Start of recursive call 189: 46 dim-1 vars, End of recursive call: and 11 xjuncts. [2018-04-05 17:31:04,576 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 4 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 75 [2018-04-05 17:31:04,579 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 55 [2018-04-05 17:31:04,579 INFO L267 ElimStorePlain]: Start of recursive call 220: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:04,618 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2018-04-05 17:31:04,619 INFO L267 ElimStorePlain]: Start of recursive call 221: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:04,663 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 54 [2018-04-05 17:31:04,663 INFO L267 ElimStorePlain]: Start of recursive call 222: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:04,690 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 53 treesize of output 23 [2018-04-05 17:31:04,691 INFO L267 ElimStorePlain]: Start of recursive call 223: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:04,711 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:31:04,713 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:31:04,723 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 93 [2018-04-05 17:31:04,724 INFO L267 ElimStorePlain]: Start of recursive call 224: End of recursive call: and 3 xjuncts. [2018-04-05 17:31:04,781 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 20 treesize of output 20 [2018-04-05 17:31:04,781 INFO L267 ElimStorePlain]: Start of recursive call 225: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:04,807 INFO L267 ElimStorePlain]: Start of recursive call 219: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:31:04,861 INFO L267 ElimStorePlain]: Start of recursive call 152: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 10 xjuncts. [2018-04-05 17:31:04,891 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 87 treesize of output 126 [2018-04-05 17:31:04,898 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 94 [2018-04-05 17:31:04,898 INFO L267 ElimStorePlain]: Start of recursive call 227: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:05,034 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 97 treesize of output 103 [2018-04-05 17:31:05,035 INFO L267 ElimStorePlain]: Start of recursive call 228: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:05,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 92 treesize of output 100 [2018-04-05 17:31:05,195 INFO L267 ElimStorePlain]: Start of recursive call 229: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:05,365 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 98 treesize of output 97 [2018-04-05 17:31:05,365 INFO L267 ElimStorePlain]: Start of recursive call 230: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:05,556 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 4 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 112 [2018-04-05 17:31:05,947 WARN L151 SmtUtils]: Spent 388ms on a formula simplification. DAG size of input: 118 DAG size of output 111 [2018-04-05 17:31:05,951 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:31:05,955 INFO L682 Elim1Store]: detected equality via solver [2018-04-05 17:31:05,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 86 treesize of output 136 [2018-04-05 17:31:05,974 INFO L267 ElimStorePlain]: Start of recursive call 232: End of recursive call: and 11 xjuncts. [2018-04-05 17:31:06,150 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 84 treesize of output 86 [2018-04-05 17:31:06,151 INFO L267 ElimStorePlain]: Start of recursive call 233: End of recursive call: and 4 xjuncts. [2018-04-05 17:31:06,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 88 treesize of output 128 [2018-04-05 17:31:06,289 INFO L267 ElimStorePlain]: Start of recursive call 234: End of recursive call: and 8 xjuncts. [2018-04-05 17:31:06,637 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 84 [2018-04-05 17:31:06,637 INFO L267 ElimStorePlain]: Start of recursive call 235: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:06,746 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 78 treesize of output 78 [2018-04-05 17:31:06,746 INFO L267 ElimStorePlain]: Start of recursive call 236: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:06,978 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 83 [2018-04-05 17:31:06,979 INFO L267 ElimStorePlain]: Start of recursive call 237: End of recursive call: and 4 xjuncts. [2018-04-05 17:31:07,015 INFO L267 ElimStorePlain]: Start of recursive call 231: 10 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-05 17:31:07,198 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 97 treesize of output 123 [2018-04-05 17:31:07,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 87 [2018-04-05 17:31:07,204 INFO L267 ElimStorePlain]: Start of recursive call 239: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:07,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 135 [2018-04-05 17:31:07,565 INFO L267 ElimStorePlain]: Start of recursive call 240: End of recursive call: and 11 xjuncts. [2018-04-05 17:31:08,030 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 90 [2018-04-05 17:31:08,031 INFO L267 ElimStorePlain]: Start of recursive call 241: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:08,472 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 88 treesize of output 140 [2018-04-05 17:31:08,476 INFO L267 ElimStorePlain]: Start of recursive call 242: End of recursive call: and 32 xjuncts. [2018-04-05 17:31:09,072 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 98 treesize of output 68 [2018-04-05 17:31:09,073 INFO L267 ElimStorePlain]: Start of recursive call 243: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:09,518 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 95 [2018-04-05 17:31:09,518 INFO L267 ElimStorePlain]: Start of recursive call 244: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:09,952 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 92 [2018-04-05 17:31:09,953 INFO L267 ElimStorePlain]: Start of recursive call 245: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:10,368 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 89 [2018-04-05 17:31:10,369 INFO L267 ElimStorePlain]: Start of recursive call 246: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:10,765 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-05 17:31:10,766 INFO L267 ElimStorePlain]: Start of recursive call 247: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:11,655 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 93 treesize of output 92 [2018-04-05 17:31:11,656 INFO L267 ElimStorePlain]: Start of recursive call 248: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:12,140 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-05 17:31:12,141 INFO L267 ElimStorePlain]: Start of recursive call 249: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:12,675 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 60 treesize of output 58 [2018-04-05 17:31:12,676 INFO L267 ElimStorePlain]: Start of recursive call 250: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:13,024 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 44 [2018-04-05 17:31:13,024 INFO L267 ElimStorePlain]: Start of recursive call 251: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:13,026 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 47 treesize of output 41 [2018-04-05 17:31:13,026 INFO L267 ElimStorePlain]: Start of recursive call 252: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:13,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 85 treesize of output 137 [2018-04-05 17:31:13,471 INFO L267 ElimStorePlain]: Start of recursive call 253: End of recursive call: and 32 xjuncts. [2018-04-05 17:31:14,047 INFO L267 ElimStorePlain]: Start of recursive call 238: 34 dim-1 vars, End of recursive call: and 7 xjuncts. [2018-04-05 17:31:14,211 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 86 [2018-04-05 17:31:14,218 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 74 treesize of output 74 [2018-04-05 17:31:14,219 INFO L267 ElimStorePlain]: Start of recursive call 255: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:14,250 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 77 treesize of output 79 [2018-04-05 17:31:14,251 INFO L267 ElimStorePlain]: Start of recursive call 256: End of recursive call: and 4 xjuncts. [2018-04-05 17:31:14,278 INFO L267 ElimStorePlain]: Start of recursive call 254: 2 dim-1 vars, End of recursive call: and 4 xjuncts. [2018-04-05 17:31:14,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 94 treesize of output 132 [2018-04-05 17:31:14,421 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-04-05 17:31:19,261 WARN L151 SmtUtils]: Spent 4812ms on a formula simplification. DAG size of input: 822 DAG size of output 805 [2018-04-05 17:31:19,267 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2018-04-05 17:31:19,268 INFO L267 ElimStorePlain]: Start of recursive call 258: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:21,823 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 87 treesize of output 137 [2018-04-05 17:31:21,826 INFO L267 ElimStorePlain]: Start of recursive call 259: End of recursive call: and 32 xjuncts. [2018-04-05 17:31:24,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 87 [2018-04-05 17:31:24,447 INFO L267 ElimStorePlain]: Start of recursive call 260: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:26,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 85 [2018-04-05 17:31:26,761 INFO L267 ElimStorePlain]: Start of recursive call 261: End of recursive call: and 4 xjuncts. [2018-04-05 17:31:28,414 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 82 treesize of output 134 [2018-04-05 17:31:28,417 INFO L267 ElimStorePlain]: Start of recursive call 262: End of recursive call: and 32 xjuncts. [2018-04-05 17:31:29,633 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 87 treesize of output 127 [2018-04-05 17:31:29,635 INFO L267 ElimStorePlain]: Start of recursive call 263: End of recursive call: and 8 xjuncts. [2018-04-05 17:31:32,111 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 57 [2018-04-05 17:31:32,111 INFO L267 ElimStorePlain]: Start of recursive call 264: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:36,072 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 89 [2018-04-05 17:31:36,072 INFO L267 ElimStorePlain]: Start of recursive call 265: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:36,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 52 [2018-04-05 17:31:36,829 INFO L267 ElimStorePlain]: Start of recursive call 266: End of recursive call: and 2 xjuncts. [2018-04-05 17:31:38,213 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 80 treesize of output 82 [2018-04-05 17:31:38,213 INFO L267 ElimStorePlain]: Start of recursive call 267: End of recursive call: and 4 xjuncts. [2018-04-05 17:31:38,510 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-04-05 17:31:38,510 INFO L267 ElimStorePlain]: Start of recursive call 268: End of recursive call: and 1 xjuncts. [2018-04-05 17:31:41,104 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 77 treesize of output 79 [2018-04-05 17:31:41,105 INFO L267 ElimStorePlain]: Start of recursive call 269: End of recursive call: and 4 xjuncts. [2018-04-05 17:31:43,254 INFO L267 ElimStorePlain]: Start of recursive call 257: 82 dim-1 vars, End of recursive call: and 6 xjuncts. Received shutdown request... [2018-04-05 17:31:43,278 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-04-05 17:31:43,278 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-05 17:31:43,283 WARN L197 ceAbstractionStarter]: Timeout [2018-04-05 17:31:43,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 05:31:43 BoogieIcfgContainer [2018-04-05 17:31:43,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-05 17:31:43,285 INFO L168 Benchmark]: Toolchain (without parser) took 259739.81 ms. Allocated memory was 306.2 MB in the beginning and 392.2 MB in the end (delta: 86.0 MB). Free memory was 243.6 MB in the beginning and 349.4 MB in the end (delta: -105.8 MB). Peak memory consumption was 292.8 MB. Max. memory is 5.3 GB. [2018-04-05 17:31:43,287 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 306.2 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 17:31:43,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.01 ms. Allocated memory is still 306.2 MB. Free memory was 243.6 MB in the beginning and 216.6 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 5.3 GB. [2018-04-05 17:31:43,287 INFO L168 Benchmark]: Boogie Preprocessor took 58.42 ms. Allocated memory is still 306.2 MB. Free memory was 216.6 MB in the beginning and 213.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 5.3 GB. [2018-04-05 17:31:43,287 INFO L168 Benchmark]: RCFGBuilder took 1249.34 ms. Allocated memory was 306.2 MB in the beginning and 470.3 MB in the end (delta: 164.1 MB). Free memory was 213.5 MB in the beginning and 389.1 MB in the end (delta: -175.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 5.3 GB. [2018-04-05 17:31:43,288 INFO L168 Benchmark]: TraceAbstraction took 257840.65 ms. Allocated memory was 470.3 MB in the beginning and 392.2 MB in the end (delta: -78.1 MB). Free memory was 389.1 MB in the beginning and 349.4 MB in the end (delta: 39.6 MB). Peak memory consumption was 274.2 MB. Max. memory is 5.3 GB. [2018-04-05 17:31:43,290 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 306.2 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 586.01 ms. Allocated memory is still 306.2 MB. Free memory was 243.6 MB in the beginning and 216.6 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 58.42 ms. Allocated memory is still 306.2 MB. Free memory was 216.6 MB in the beginning and 213.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 5.3 GB. * RCFGBuilder took 1249.34 ms. Allocated memory was 306.2 MB in the beginning and 470.3 MB in the end (delta: 164.1 MB). Free memory was 213.5 MB in the beginning and 389.1 MB in the end (delta: -175.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 257840.65 ms. Allocated memory was 470.3 MB in the beginning and 392.2 MB in the end (delta: -78.1 MB). Free memory was 389.1 MB in the beginning and 349.4 MB in the end (delta: 39.6 MB). Peak memory consumption was 274.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 560). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 562). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 560). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 560). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 562]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 562). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 560]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 560). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 559]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 559). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 547]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 547). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 544]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 544). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 550]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 550). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 552]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 552). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 544]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 544). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 547]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 547). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 547]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 547). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 547]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 547). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 567]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 567). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 568]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 568). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 568]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 568). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 566]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 566). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 567]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 567). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 571]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 571). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 580]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 580). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 571]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 571). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 570]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 570). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 576]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 576). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 578]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 578). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 580]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 580). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 576]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 576). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 577]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 577). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - TimeoutResultAtElement [Line: 579]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 579). Cancelled while BasicCegarLoop was analyzing trace of length 48 with TraceHistMax 1, while TraceCheckSpWp was constructing backward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 86. - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 158 locations, 45 error locations. TIMEOUT Result, 257.7s OverallTime, 28 OverallIterations, 2 TraceHistogramMax, 105.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3118 SDtfs, 2723 SDslu, 9743 SDs, 0 SdLazy, 6180 SolverSat, 338 SolverUnsat, 63 SolverUnknown, 0 SolverNotchecked, 63.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1697 GetRequests, 1406 SyntacticMatches, 9 SemanticMatches, 282 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 54.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=185occurred in iteration=27, 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, 27 MinimizatonAttempts, 356 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 807 NumberOfCodeBlocks, 807 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 1560 ConstructedInterpolants, 157 QuantifiedInterpolants, 352193 SizeOfPredicates, 141 NumberOfNonLiveVariables, 3478 ConjunctsInSsa, 296 ConjunctsInUnsatCore, 54 InterpolantComputations, 50 PerfectInterpolantSequences, 8/26 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/optional_data_creation_test04_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-05_17-31-43-299.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/optional_data_creation_test04_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-05_17-31-43-299.csv Completed graceful shutdown