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_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cf7e2d-m [2018-03-29 21:09:13,784 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-29 21:09:13,786 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-29 21:09:13,800 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-03-29 21:09:13,801 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-03-29 21:09:13,802 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-03-29 21:09:13,803 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-03-29 21:09:13,805 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-03-29 21:09:13,807 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-03-29 21:09:13,807 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-03-29 21:09:13,808 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-03-29 21:09:13,809 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-03-29 21:09:13,810 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-03-29 21:09:13,811 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-03-29 21:09:13,812 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-03-29 21:09:13,814 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-03-29 21:09:13,816 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-03-29 21:09:13,818 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-03-29 21:09:13,819 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-03-29 21:09:13,820 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-03-29 21:09:13,823 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-03-29 21:09:13,823 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-03-29 21:09:13,823 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-03-29 21:09:13,824 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-03-29 21:09:13,825 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-03-29 21:09:13,826 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-03-29 21:09:13,826 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-03-29 21:09:13,827 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-03-29 21:09:13,828 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-03-29 21:09:13,828 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-03-29 21:09:13,829 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-03-29 21:09:13,829 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 [2018-03-29 21:09:13,853 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-29 21:09:13,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-29 21:09:13,854 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-29 21:09:13,854 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-29 21:09:13,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-29 21:09:13,855 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-29 21:09:13,855 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-29 21:09:13,855 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-29 21:09:13,855 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-29 21:09:13,856 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-29 21:09:13,856 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-29 21:09:13,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-29 21:09:13,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-29 21:09:13,857 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-29 21:09:13,857 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-29 21:09:13,857 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-29 21:09:13,857 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-29 21:09:13,857 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-29 21:09:13,858 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-29 21:09:13,858 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-29 21:09:13,858 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-29 21:09:13,858 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-29 21:09:13,858 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-29 21:09:13,858 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-29 21:09:13,859 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-29 21:09:13,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-29 21:09:13,859 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-29 21:09:13,859 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-29 21:09:13,860 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-29 21:09:13,860 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-29 21:09:13,860 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-29 21:09:13,860 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 21:09:13,860 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-29 21:09:13,861 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-29 21:09:13,861 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-29 21:09:13,862 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-29 21:09:13,862 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-29 21:09:13,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-29 21:09:13,909 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-29 21:09:13,913 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-29 21:09:13,915 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-29 21:09:13,915 INFO L276 PluginConnector]: CDTParser initialized [2018-03-29 21:09:13,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,228 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf5a8c3a96 [2018-03-29 21:09:14,417 INFO L287 CDTParser]: IsIndexed: true [2018-03-29 21:09:14,417 INFO L288 CDTParser]: Found 1 translation units. [2018-03-29 21:09:14,418 INFO L168 CDTParser]: Scanning optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,428 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-29 21:09:14,428 INFO L215 ultiparseSymbolTable]: [2018-03-29 21:09:14,429 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-29 21:09:14,429 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__append ('append') in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,429 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeData ('freeData') in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,429 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____bswap_64 ('__bswap_64') in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,429 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,429 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____bswap_32 ('__bswap_32') in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,429 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data ('create_data') in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,430 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-29 21:09:14,430 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____int8_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,430 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__register_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,430 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____uint64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,430 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____fsword_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,430 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_once_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,430 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__off_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,430 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_attr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____nlink_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____socklen_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____sig_atomic_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__timer_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____ssize_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__fsfilcnt_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____mode_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__nlink_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__uint in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__int32_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____intptr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,431 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____blkcnt64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__gid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__dev_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_short in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____uid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__ssize_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__id_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,432 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__mode_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__fsid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__int64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____key_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____blkcnt_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_mutex_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____clock_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____u_int in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____useconds_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,433 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__time_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____u_short in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____loff_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__suseconds_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____syscall_slong_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____blksize_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__int8_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__daddr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,434 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____qaddr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____uint16_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____fsfilcnt64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____int64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_condattr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__ldiv_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__ino_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__ushort in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____rlim64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,435 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____time_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____uint8_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_quad_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_int64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__loff_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____daddr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____fsfilcnt_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_barrierattr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__sigset_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,436 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__blkcnt_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__ulong in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_char in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____u_long in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____int16_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_int32_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____dev_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____fsblkcnt_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__Data in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____off_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_key_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_rwlock_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__clock_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____fsid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,437 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__blksize_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_long in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____uint32_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____caddr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__fd_set in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_rwlockattr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____ino_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____ino64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____sigset_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__quad_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__caddr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____rlim_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,438 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_cond_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_spinlock_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_int in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_int16_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____int32_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__fd_mask in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__div_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__size_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__u_int8_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,439 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__uid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,440 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__key_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,440 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____pthread_slist_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,440 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____clockid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,440 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__clockid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,440 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____fd_mask in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,440 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__int16_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,440 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__lldiv_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____quad_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____gid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__wchar_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____u_char in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____u_quad_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____syscall_ulong_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____id_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_barrier_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,441 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__pthread_mutexattr_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__fsblkcnt_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____timer_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____off64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____suseconds_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____fsblkcnt64_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,442 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____pid_t in optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:14,459 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGf5a8c3a96 [2018-03-29 21:09:14,463 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-29 21:09:14,467 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-29 21:09:14,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-29 21:09:14,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-29 21:09:14,473 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-29 21:09:14,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d094e2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14, skipping insertion in model container [2018-03-29 21:09:14,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,489 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-29 21:09:14,520 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-29 21:09:14,690 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-29 21:09:14,744 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-29 21:09:14,752 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 120 non ball SCCs. Number of states in SCCs 120. [2018-03-29 21:09:14,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14 WrapperNode [2018-03-29 21:09:14,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-29 21:09:14,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-29 21:09:14,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-29 21:09:14,803 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-29 21:09:14,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (1/1) ... [2018-03-29 21:09:14,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-29 21:09:14,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-29 21:09:14,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-29 21:09:14,864 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-29 21:09:14,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (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 [2018-03-29 21:09:14,984 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-29 21:09:14,984 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-29 21:09:14,985 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____bswap_32 [2018-03-29 21:09:14,985 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____bswap_64 [2018-03-29 21:09:14,985 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data [2018-03-29 21:09:14,985 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeData [2018-03-29 21:09:14,985 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__append [2018-03-29 21:09:14,985 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-29 21:09:14,985 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-03-29 21:09:14,986 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-29 21:09:14,986 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-29 21:09:14,986 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-29 21:09:14,986 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-29 21:09:14,986 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-29 21:09:14,986 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-29 21:09:14,987 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-29 21:09:14,987 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-29 21:09:14,987 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-29 21:09:14,987 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-29 21:09:14,987 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-29 21:09:14,987 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-29 21:09:14,987 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____bswap_32 [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i____bswap_64 [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-29 21:09:14,988 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-29 21:09:14,989 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-29 21:09:14,990 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-29 21:09:14,991 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-03-29 21:09:14,992 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-29 21:09:14,993 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-29 21:09:14,994 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-29 21:09:14,995 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-29 21:09:14,996 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-29 21:09:14,997 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeData [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__append [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-29 21:09:14,998 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-29 21:09:15,513 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-29 21:09:15,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 09:09:15 BoogieIcfgContainer [2018-03-29 21:09:15,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-29 21:09:15,515 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-29 21:09:15,515 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-29 21:09:15,519 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-29 21:09:15,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 09:09:14" (1/3) ... [2018-03-29 21:09:15,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fea97ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 09:09:15, skipping insertion in model container [2018-03-29 21:09:15,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 09:09:14" (2/3) ... [2018-03-29 21:09:15,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fea97ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 09:09:15, skipping insertion in model container [2018-03-29 21:09:15,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 09:09:15" (3/3) ... [2018-03-29 21:09:15,522 INFO L107 eAbstractionObserver]: Analyzing ICFG optional_data_creation_test04_false-valid-memtrack.i [2018-03-29 21:09:15,532 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-29 21:09:15,540 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 45 error locations. [2018-03-29 21:09:15,591 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-29 21:09:15,592 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-29 21:09:15,592 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-29 21:09:15,592 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-29 21:09:15,593 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-29 21:09:15,593 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-29 21:09:15,593 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-29 21:09:15,593 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-29 21:09:15,593 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-29 21:09:15,594 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-29 21:09:15,610 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2018-03-29 21:09:15,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-03-29 21:09:15,614 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:15,615 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 21:09:15,615 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:15,619 INFO L82 PathProgramCache]: Analyzing trace with hash -443245745, 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 [2018-03-29 21:09:15,631 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:15,659 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:15,699 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:09:15,700 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:15,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:15,705 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 21:09:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:15,711 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:15,740 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:15,740 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2018-03-29 21:09:15,742 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-03-29 21:09:15,752 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-03-29 21:09:15,752 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-03-29 21:09:15,754 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 3 states. [2018-03-29 21:09:15,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:15,910 INFO L93 Difference]: Finished difference Result 288 states and 315 transitions. [2018-03-29 21:09:15,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-03-29 21:09:15,913 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2018-03-29 21:09:15,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:15,928 INFO L225 Difference]: With dead ends: 288 [2018-03-29 21:09:15,928 INFO L226 Difference]: Without dead ends: 147 [2018-03-29 21:09:15,933 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 [2018-03-29 21:09:15,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-03-29 21:09:15,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 144. [2018-03-29 21:09:15,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-03-29 21:09:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2018-03-29 21:09:15,988 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 8 [2018-03-29 21:09:15,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:15,988 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2018-03-29 21:09:15,989 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-03-29 21:09:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2018-03-29 21:09:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-03-29 21:09:15,989 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:15,989 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 21:09:15,990 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:15,990 INFO L82 PathProgramCache]: Analyzing trace with hash -443245744, 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 [2018-03-29 21:09:16,002 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:16,017 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:16,029 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 21:09:16,029 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,044 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,045 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 21:09:16,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:16,051 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:16,084 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:16,084 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2018-03-29 21:09:16,085 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-29 21:09:16,085 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-29 21:09:16,085 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-03-29 21:09:16,086 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 4 states. [2018-03-29 21:09:16,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:16,252 INFO L93 Difference]: Finished difference Result 147 states and 154 transitions. [2018-03-29 21:09:16,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-29 21:09:16,253 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-03-29 21:09:16,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:16,254 INFO L225 Difference]: With dead ends: 147 [2018-03-29 21:09:16,254 INFO L226 Difference]: Without dead ends: 141 [2018-03-29 21:09:16,255 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 [2018-03-29 21:09:16,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2018-03-29 21:09:16,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 139. [2018-03-29 21:09:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-03-29 21:09:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 145 transitions. [2018-03-29 21:09:16,264 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 145 transitions. Word has length 8 [2018-03-29 21:09:16,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:16,264 INFO L459 AbstractCegarLoop]: Abstraction has 139 states and 145 transitions. [2018-03-29 21:09:16,264 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-29 21:09:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2018-03-29 21:09:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-03-29 21:09:16,265 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:16,265 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 21:09:16,265 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:16,265 INFO L82 PathProgramCache]: Analyzing trace with hash 2106245209, 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 [2018-03-29 21:09:16,271 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:16,299 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:16,312 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:09:16,313 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,314 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,315 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 21:09:16,381 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:16,382 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:16,383 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 [2018-03-29 21:09:16,384 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,390 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. [2018-03-29 21:09:16,390 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-03-29 21:09:16,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:16,412 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:16,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:16,544 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:16,544 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2018-03-29 21:09:16,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-03-29 21:09:16,545 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-03-29 21:09:16,545 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-03-29 21:09:16,545 INFO L87 Difference]: Start difference. First operand 139 states and 145 transitions. Second operand 9 states. [2018-03-29 21:09:16,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:16,868 INFO L93 Difference]: Finished difference Result 152 states and 160 transitions. [2018-03-29 21:09:16,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-29 21:09:16,868 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 15 [2018-03-29 21:09:16,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:16,870 INFO L225 Difference]: With dead ends: 152 [2018-03-29 21:09:16,870 INFO L226 Difference]: Without dead ends: 151 [2018-03-29 21:09:16,871 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-03-29 21:09:16,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-03-29 21:09:16,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 145. [2018-03-29 21:09:16,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-03-29 21:09:16,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 153 transitions. [2018-03-29 21:09:16,883 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 153 transitions. Word has length 15 [2018-03-29 21:09:16,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:16,884 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 153 transitions. [2018-03-29 21:09:16,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-03-29 21:09:16,885 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2018-03-29 21:09:16,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-03-29 21:09:16,885 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:16,885 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 21:09:16,885 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:16,886 INFO L82 PathProgramCache]: Analyzing trace with hash 2106245210, 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 [2018-03-29 21:09:16,897 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:16,914 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:16,920 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:09:16,920 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,930 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 21:09:16,931 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,937 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,938 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-03-29 21:09:16,979 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:16,980 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:16,981 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 [2018-03-29 21:09:16,981 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:16,994 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:16,995 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 [2018-03-29 21:09:16,995 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:17,007 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. [2018-03-29 21:09:17,007 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:14 [2018-03-29 21:09:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,024 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,156 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:17,157 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2018-03-29 21:09:17,157 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-03-29 21:09:17,157 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-03-29 21:09:17,157 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-03-29 21:09:17,157 INFO L87 Difference]: Start difference. First operand 145 states and 153 transitions. Second operand 10 states. [2018-03-29 21:09:17,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:17,544 INFO L93 Difference]: Finished difference Result 151 states and 159 transitions. [2018-03-29 21:09:17,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-03-29 21:09:17,544 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2018-03-29 21:09:17,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:17,546 INFO L225 Difference]: With dead ends: 151 [2018-03-29 21:09:17,546 INFO L226 Difference]: Without dead ends: 150 [2018-03-29 21:09:17,546 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 [2018-03-29 21:09:17,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-03-29 21:09:17,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 145. [2018-03-29 21:09:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-03-29 21:09:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 152 transitions. [2018-03-29 21:09:17,558 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 152 transitions. Word has length 15 [2018-03-29 21:09:17,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:17,558 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 152 transitions. [2018-03-29 21:09:17,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-03-29 21:09:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2018-03-29 21:09:17,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-03-29 21:09:17,559 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:17,559 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 21:09:17,559 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:17,560 INFO L82 PathProgramCache]: Analyzing trace with hash 869092046, 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 [2018-03-29 21:09:17,565 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:17,579 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:17,583 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 21:09:17,584 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:17,585 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:17,585 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 21:09:17,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,590 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,630 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:17,630 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-29 21:09:17,630 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-29 21:09:17,630 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-29 21:09:17,630 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-03-29 21:09:17,630 INFO L87 Difference]: Start difference. First operand 145 states and 152 transitions. Second operand 4 states. [2018-03-29 21:09:17,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:17,709 INFO L93 Difference]: Finished difference Result 145 states and 152 transitions. [2018-03-29 21:09:17,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-29 21:09:17,709 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-03-29 21:09:17,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:17,710 INFO L225 Difference]: With dead ends: 145 [2018-03-29 21:09:17,710 INFO L226 Difference]: Without dead ends: 144 [2018-03-29 21:09:17,711 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 [2018-03-29 21:09:17,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-03-29 21:09:17,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-03-29 21:09:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-03-29 21:09:17,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2018-03-29 21:09:17,721 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 16 [2018-03-29 21:09:17,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:17,721 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2018-03-29 21:09:17,721 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-29 21:09:17,721 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2018-03-29 21:09:17,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-03-29 21:09:17,722 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:17,722 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 21:09:17,722 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:17,722 INFO L82 PathProgramCache]: Analyzing trace with hash 869092047, 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 [2018-03-29 21:09:17,730 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:17,745 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:17,750 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 21:09:17,751 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:17,754 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:17,754 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 21:09:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,764 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:17,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,814 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:17,814 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-03-29 21:09:17,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-03-29 21:09:17,815 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-03-29 21:09:17,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-03-29 21:09:17,815 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 6 states. [2018-03-29 21:09:17,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:17,906 INFO L93 Difference]: Finished difference Result 144 states and 151 transitions. [2018-03-29 21:09:17,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-29 21:09:17,906 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2018-03-29 21:09:17,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:17,907 INFO L225 Difference]: With dead ends: 144 [2018-03-29 21:09:17,907 INFO L226 Difference]: Without dead ends: 143 [2018-03-29 21:09:17,908 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 [2018-03-29 21:09:17,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-03-29 21:09:17,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-03-29 21:09:17,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-03-29 21:09:17,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 150 transitions. [2018-03-29 21:09:17,917 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 150 transitions. Word has length 16 [2018-03-29 21:09:17,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:17,917 INFO L459 AbstractCegarLoop]: Abstraction has 143 states and 150 transitions. [2018-03-29 21:09:17,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-03-29 21:09:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2018-03-29 21:09:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-03-29 21:09:17,918 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:17,918 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] [2018-03-29 21:09:17,918 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:17,918 INFO L82 PathProgramCache]: Analyzing trace with hash 492332787, 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 [2018-03-29 21:09:17,924 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:17,942 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:17,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,953 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:17,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:17,995 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:17,995 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-03-29 21:09:17,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-03-29 21:09:17,996 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-03-29 21:09:17,996 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-03-29 21:09:17,996 INFO L87 Difference]: Start difference. First operand 143 states and 150 transitions. Second operand 5 states. [2018-03-29 21:09:18,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:18,129 INFO L93 Difference]: Finished difference Result 178 states and 188 transitions. [2018-03-29 21:09:18,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-29 21:09:18,129 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-03-29 21:09:18,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:18,130 INFO L225 Difference]: With dead ends: 178 [2018-03-29 21:09:18,130 INFO L226 Difference]: Without dead ends: 177 [2018-03-29 21:09:18,130 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 [2018-03-29 21:09:18,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-03-29 21:09:18,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 142. [2018-03-29 21:09:18,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-03-29 21:09:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 149 transitions. [2018-03-29 21:09:18,138 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 149 transitions. Word has length 25 [2018-03-29 21:09:18,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:18,139 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 149 transitions. [2018-03-29 21:09:18,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-03-29 21:09:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 149 transitions. [2018-03-29 21:09:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-03-29 21:09:18,139 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:18,139 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] [2018-03-29 21:09:18,139 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:18,140 INFO L82 PathProgramCache]: Analyzing trace with hash 492332788, 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 [2018-03-29 21:09:18,145 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:18,164 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:18,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:18,208 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:18,244 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-03-29 21:09:18,244 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:18,249 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-03-29 21:09:18,249 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:18,250 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:18,250 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-03-29 21:09:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:18,278 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:18,279 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2018-03-29 21:09:18,279 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-03-29 21:09:18,279 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-03-29 21:09:18,279 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-03-29 21:09:18,280 INFO L87 Difference]: Start difference. First operand 142 states and 149 transitions. Second operand 8 states. [2018-03-29 21:09:18,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:18,498 INFO L93 Difference]: Finished difference Result 152 states and 160 transitions. [2018-03-29 21:09:18,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-29 21:09:18,498 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-03-29 21:09:18,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:18,499 INFO L225 Difference]: With dead ends: 152 [2018-03-29 21:09:18,499 INFO L226 Difference]: Without dead ends: 151 [2018-03-29 21:09:18,500 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 [2018-03-29 21:09:18,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-03-29 21:09:18,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 145. [2018-03-29 21:09:18,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-03-29 21:09:18,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 152 transitions. [2018-03-29 21:09:18,507 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 152 transitions. Word has length 25 [2018-03-29 21:09:18,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:18,508 INFO L459 AbstractCegarLoop]: Abstraction has 145 states and 152 transitions. [2018-03-29 21:09:18,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-03-29 21:09:18,508 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 152 transitions. [2018-03-29 21:09:18,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-03-29 21:09:18,508 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:18,508 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] [2018-03-29 21:09:18,508 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:18,509 INFO L82 PathProgramCache]: Analyzing trace with hash 685406229, 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 [2018-03-29 21:09:18,515 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:18,538 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:18,549 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:18,594 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:18,594 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-03-29 21:09:18,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-03-29 21:09:18,594 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-03-29 21:09:18,594 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-03-29 21:09:18,595 INFO L87 Difference]: Start difference. First operand 145 states and 152 transitions. Second operand 5 states. [2018-03-29 21:09:18,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:18,687 INFO L93 Difference]: Finished difference Result 149 states and 156 transitions. [2018-03-29 21:09:18,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-29 21:09:18,687 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-03-29 21:09:18,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:18,688 INFO L225 Difference]: With dead ends: 149 [2018-03-29 21:09:18,688 INFO L226 Difference]: Without dead ends: 148 [2018-03-29 21:09:18,688 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 [2018-03-29 21:09:18,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2018-03-29 21:09:18,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 147. [2018-03-29 21:09:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-03-29 21:09:18,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 155 transitions. [2018-03-29 21:09:18,696 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 155 transitions. Word has length 27 [2018-03-29 21:09:18,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:18,696 INFO L459 AbstractCegarLoop]: Abstraction has 147 states and 155 transitions. [2018-03-29 21:09:18,696 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-03-29 21:09:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 155 transitions. [2018-03-29 21:09:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-03-29 21:09:18,697 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:18,697 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] [2018-03-29 21:09:18,697 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:18,697 INFO L82 PathProgramCache]: Analyzing trace with hash 685406228, 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 [2018-03-29 21:09:18,703 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:18,722 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:18,731 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:18,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:18,783 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:18,783 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-03-29 21:09:18,784 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-03-29 21:09:18,784 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-03-29 21:09:18,784 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-03-29 21:09:18,784 INFO L87 Difference]: Start difference. First operand 147 states and 155 transitions. Second operand 5 states. [2018-03-29 21:09:18,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:18,995 INFO L93 Difference]: Finished difference Result 180 states and 191 transitions. [2018-03-29 21:09:18,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-29 21:09:18,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2018-03-29 21:09:18,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:18,997 INFO L225 Difference]: With dead ends: 180 [2018-03-29 21:09:18,997 INFO L226 Difference]: Without dead ends: 179 [2018-03-29 21:09:18,997 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 [2018-03-29 21:09:18,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-03-29 21:09:19,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 146. [2018-03-29 21:09:19,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-03-29 21:09:19,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 153 transitions. [2018-03-29 21:09:19,005 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 153 transitions. Word has length 27 [2018-03-29 21:09:19,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:19,005 INFO L459 AbstractCegarLoop]: Abstraction has 146 states and 153 transitions. [2018-03-29 21:09:19,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-03-29 21:09:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 153 transitions. [2018-03-29 21:09:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-03-29 21:09:19,006 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:19,006 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] [2018-03-29 21:09:19,006 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:19,006 INFO L82 PathProgramCache]: Analyzing trace with hash 24532193, 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 [2018-03-29 21:09:19,012 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:19,032 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:19,045 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:09:19,045 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,047 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,047 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 21:09:19,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,051 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,077 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:19,077 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-29 21:09:19,078 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-29 21:09:19,078 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-29 21:09:19,078 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-03-29 21:09:19,078 INFO L87 Difference]: Start difference. First operand 146 states and 153 transitions. Second operand 4 states. [2018-03-29 21:09:19,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:19,140 INFO L93 Difference]: Finished difference Result 146 states and 153 transitions. [2018-03-29 21:09:19,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-29 21:09:19,140 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2018-03-29 21:09:19,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:19,141 INFO L225 Difference]: With dead ends: 146 [2018-03-29 21:09:19,141 INFO L226 Difference]: Without dead ends: 142 [2018-03-29 21:09:19,141 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 [2018-03-29 21:09:19,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-03-29 21:09:19,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-03-29 21:09:19,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-03-29 21:09:19,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 149 transitions. [2018-03-29 21:09:19,152 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 149 transitions. Word has length 27 [2018-03-29 21:09:19,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:19,152 INFO L459 AbstractCegarLoop]: Abstraction has 142 states and 149 transitions. [2018-03-29 21:09:19,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-29 21:09:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 149 transitions. [2018-03-29 21:09:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-03-29 21:09:19,153 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:19,153 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] [2018-03-29 21:09:19,153 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:19,154 INFO L82 PathProgramCache]: Analyzing trace with hash 24532194, 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 [2018-03-29 21:09:19,163 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:19,188 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:19,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:09:19,192 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,196 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 21:09:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,207 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,251 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:19,251 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2018-03-29 21:09:19,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-03-29 21:09:19,252 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-03-29 21:09:19,252 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-03-29 21:09:19,252 INFO L87 Difference]: Start difference. First operand 142 states and 149 transitions. Second operand 6 states. [2018-03-29 21:09:19,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:19,337 INFO L93 Difference]: Finished difference Result 149 states and 156 transitions. [2018-03-29 21:09:19,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-29 21:09:19,337 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2018-03-29 21:09:19,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:19,338 INFO L225 Difference]: With dead ends: 149 [2018-03-29 21:09:19,339 INFO L226 Difference]: Without dead ends: 145 [2018-03-29 21:09:19,339 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 [2018-03-29 21:09:19,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-03-29 21:09:19,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 141. [2018-03-29 21:09:19,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-03-29 21:09:19,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 148 transitions. [2018-03-29 21:09:19,347 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 148 transitions. Word has length 27 [2018-03-29 21:09:19,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:19,348 INFO L459 AbstractCegarLoop]: Abstraction has 141 states and 148 transitions. [2018-03-29 21:09:19,348 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-03-29 21:09:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 148 transitions. [2018-03-29 21:09:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-03-29 21:09:19,349 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:19,349 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] [2018-03-29 21:09:19,350 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:19,350 INFO L82 PathProgramCache]: Analyzing trace with hash -879499811, 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 [2018-03-29 21:09:19,359 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:19,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:19,384 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:19,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,406 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:19,445 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 [2018-03-29 21:09:19,445 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,447 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,447 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:3 [2018-03-29 21:09:19,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,480 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:19,481 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2018-03-29 21:09:19,481 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-29 21:09:19,481 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-29 21:09:19,481 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-03-29 21:09:19,482 INFO L87 Difference]: Start difference. First operand 141 states and 148 transitions. Second operand 7 states. [2018-03-29 21:09:19,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:19,794 INFO L93 Difference]: Finished difference Result 177 states and 188 transitions. [2018-03-29 21:09:19,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-03-29 21:09:19,795 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2018-03-29 21:09:19,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:19,796 INFO L225 Difference]: With dead ends: 177 [2018-03-29 21:09:19,796 INFO L226 Difference]: Without dead ends: 174 [2018-03-29 21:09:19,797 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 [2018-03-29 21:09:19,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2018-03-29 21:09:19,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 144. [2018-03-29 21:09:19,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-03-29 21:09:19,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 151 transitions. [2018-03-29 21:09:19,804 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 151 transitions. Word has length 34 [2018-03-29 21:09:19,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:19,805 INFO L459 AbstractCegarLoop]: Abstraction has 144 states and 151 transitions. [2018-03-29 21:09:19,805 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-29 21:09:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2018-03-29 21:09:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-03-29 21:09:19,805 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:19,806 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] [2018-03-29 21:09:19,806 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:19,806 INFO L82 PathProgramCache]: Analyzing trace with hash -879499810, 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 [2018-03-29 21:09:19,814 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:19,834 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,877 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:19,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-03-29 21:09:19,940 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,942 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:09:19,943 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:7 [2018-03-29 21:09:19,966 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:09:19,967 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:09:19,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-03-29 21:09:19,968 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,970 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:19,970 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2018-03-29 21:09:19,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:19,995 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:19,995 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 8 [2018-03-29 21:09:19,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-03-29 21:09:19,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-03-29 21:09:19,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=52, Unknown=2, NotChecked=0, Total=72 [2018-03-29 21:09:19,996 INFO L87 Difference]: Start difference. First operand 144 states and 151 transitions. Second operand 9 states. [2018-03-29 21:09:24,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:24,330 INFO L93 Difference]: Finished difference Result 166 states and 178 transitions. [2018-03-29 21:09:24,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-03-29 21:09:24,330 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 34 [2018-03-29 21:09:24,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:24,331 INFO L225 Difference]: With dead ends: 166 [2018-03-29 21:09:24,332 INFO L226 Difference]: Without dead ends: 165 [2018-03-29 21:09:24,332 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=152, Unknown=3, NotChecked=0, Total=210 [2018-03-29 21:09:24,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-03-29 21:09:24,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 149. [2018-03-29 21:09:24,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-03-29 21:09:24,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 158 transitions. [2018-03-29 21:09:24,341 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 158 transitions. Word has length 34 [2018-03-29 21:09:24,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:24,342 INFO L459 AbstractCegarLoop]: Abstraction has 149 states and 158 transitions. [2018-03-29 21:09:24,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-03-29 21:09:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 158 transitions. [2018-03-29 21:09:24,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-03-29 21:09:24,343 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:24,343 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] [2018-03-29 21:09:24,343 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:24,344 INFO L82 PathProgramCache]: Analyzing trace with hash -812752004, 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 [2018-03-29 21:09:24,353 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:24,375 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:24,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:24,385 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:24,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:24,416 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:24,416 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2018-03-29 21:09:24,417 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-29 21:09:24,417 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-29 21:09:24,417 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-03-29 21:09:24,417 INFO L87 Difference]: Start difference. First operand 149 states and 158 transitions. Second operand 4 states. [2018-03-29 21:09:24,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:24,436 INFO L93 Difference]: Finished difference Result 294 states and 314 transitions. [2018-03-29 21:09:24,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-29 21:09:24,436 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2018-03-29 21:09:24,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:24,437 INFO L225 Difference]: With dead ends: 294 [2018-03-29 21:09:24,437 INFO L226 Difference]: Without dead ends: 160 [2018-03-29 21:09:24,438 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 [2018-03-29 21:09:24,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-03-29 21:09:24,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 151. [2018-03-29 21:09:24,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-03-29 21:09:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 160 transitions. [2018-03-29 21:09:24,446 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 160 transitions. Word has length 34 [2018-03-29 21:09:24,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:24,446 INFO L459 AbstractCegarLoop]: Abstraction has 151 states and 160 transitions. [2018-03-29 21:09:24,447 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-29 21:09:24,447 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 160 transitions. [2018-03-29 21:09:24,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-03-29 21:09:24,447 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:24,447 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] [2018-03-29 21:09:24,448 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:24,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1587044575, 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 [2018-03-29 21:09:24,454 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:24,471 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:24,503 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data_~data~0.base Int)) (and (= (select |c_old(#valid)| __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data_~data~0.base) 0) (= |c_#length| (store |c_old(#length)| __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data_~data~0.base 8)))) is different from true [2018-03-29 21:09:24,514 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:24,515 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 [2018-03-29 21:09:24,516 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:24,527 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:24,528 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:24,529 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 [2018-03-29 21:09:24,529 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:24,534 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. [2018-03-29 21:09:24,534 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-03-29 21:09:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:24,549 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:24,616 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2018-03-29 21:09:34,989 WARN L151 SmtUtils]: Spent 10081ms on a formula simplification. DAG size of input: 58 DAG size of output 27 [2018-03-29 21:09:35,011 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2018-03-29 21:09:35,200 WARN L151 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 40 DAG size of output 28 [2018-03-29 21:09:35,231 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:09:35,232 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:09:35,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-03-29 21:09:35,233 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:35,237 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 [2018-03-29 21:09:35,237 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:35,240 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:35,240 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 8 variables, input treesize:56, output treesize:3 [2018-03-29 21:09:35,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:35,268 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:35,269 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 7] imperfect sequences [] total 12 [2018-03-29 21:09:35,269 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-03-29 21:09:35,269 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-03-29 21:09:35,269 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=104, Unknown=1, NotChecked=20, Total=156 [2018-03-29 21:09:35,269 INFO L87 Difference]: Start difference. First operand 151 states and 160 transitions. Second operand 13 states. [2018-03-29 21:09:38,222 WARN L148 SmtUtils]: Spent 2040ms on a formula simplification that was a NOOP. DAG size: 41 [2018-03-29 21:09:42,438 WARN L148 SmtUtils]: Spent 2038ms on a formula simplification that was a NOOP. DAG size: 37 [2018-03-29 21:09:46,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:46,918 INFO L93 Difference]: Finished difference Result 172 states and 182 transitions. [2018-03-29 21:09:46,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-03-29 21:09:46,946 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 34 [2018-03-29 21:09:46,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:46,948 INFO L225 Difference]: With dead ends: 172 [2018-03-29 21:09:46,948 INFO L226 Difference]: Without dead ends: 171 [2018-03-29 21:09:46,948 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 55 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=77, Invalid=268, Unknown=1, NotChecked=34, Total=380 [2018-03-29 21:09:46,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2018-03-29 21:09:46,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 156. [2018-03-29 21:09:46,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-03-29 21:09:46,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 165 transitions. [2018-03-29 21:09:46,956 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 165 transitions. Word has length 34 [2018-03-29 21:09:46,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:46,957 INFO L459 AbstractCegarLoop]: Abstraction has 156 states and 165 transitions. [2018-03-29 21:09:46,957 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-03-29 21:09:46,957 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 165 transitions. [2018-03-29 21:09:46,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-03-29 21:09:46,957 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:46,957 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] [2018-03-29 21:09:46,957 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:46,958 INFO L82 PathProgramCache]: Analyzing trace with hash 574528584, 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 [2018-03-29 21:09:46,964 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:46,984 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:46,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-03-29 21:09:46,990 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:46,992 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:46,992 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 21:09:47,001 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 [2018-03-29 21:09:47,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-29 21:09:47,003 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,004 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,007 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,007 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:11 [2018-03-29 21:09:47,011 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 [2018-03-29 21:09:47,013 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:09:47,013 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,014 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,015 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,015 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:21, output treesize:5 [2018-03-29 21:09:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:47,019 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:47,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:47,046 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:47,047 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-03-29 21:09:47,047 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-03-29 21:09:47,047 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-03-29 21:09:47,047 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-03-29 21:09:47,047 INFO L87 Difference]: Start difference. First operand 156 states and 165 transitions. Second operand 5 states. [2018-03-29 21:09:47,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:47,131 INFO L93 Difference]: Finished difference Result 156 states and 165 transitions. [2018-03-29 21:09:47,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-29 21:09:47,131 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2018-03-29 21:09:47,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:47,132 INFO L225 Difference]: With dead ends: 156 [2018-03-29 21:09:47,132 INFO L226 Difference]: Without dead ends: 155 [2018-03-29 21:09:47,133 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 [2018-03-29 21:09:47,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-03-29 21:09:47,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2018-03-29 21:09:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-03-29 21:09:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 164 transitions. [2018-03-29 21:09:47,145 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 164 transitions. Word has length 35 [2018-03-29 21:09:47,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:47,145 INFO L459 AbstractCegarLoop]: Abstraction has 155 states and 164 transitions. [2018-03-29 21:09:47,145 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-03-29 21:09:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 164 transitions. [2018-03-29 21:09:47,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-03-29 21:09:47,146 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:47,146 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] [2018-03-29 21:09:47,146 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:47,146 INFO L82 PathProgramCache]: Analyzing trace with hash 574528585, 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 [2018-03-29 21:09:47,155 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:47,183 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:47,192 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:09:47,192 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,197 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 21:09:47,207 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 [2018-03-29 21:09:47,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:09:47,210 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,212 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,218 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 [2018-03-29 21:09:47,220 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-29 21:09:47,220 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,222 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,226 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,226 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:32, output treesize:21 [2018-03-29 21:09:47,250 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 [2018-03-29 21:09:47,252 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:09:47,252 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,254 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,262 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 [2018-03-29 21:09:47,263 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 3 [2018-03-29 21:09:47,263 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,265 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,269 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,269 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:45, output treesize:15 [2018-03-29 21:09:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:47,278 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:47,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:47,411 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:47,411 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 11 [2018-03-29 21:09:47,411 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-03-29 21:09:47,411 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-03-29 21:09:47,411 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-03-29 21:09:47,412 INFO L87 Difference]: Start difference. First operand 155 states and 164 transitions. Second operand 12 states. [2018-03-29 21:09:47,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:09:47,648 INFO L93 Difference]: Finished difference Result 163 states and 172 transitions. [2018-03-29 21:09:47,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-03-29 21:09:47,648 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 35 [2018-03-29 21:09:47,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:09:47,649 INFO L225 Difference]: With dead ends: 163 [2018-03-29 21:09:47,649 INFO L226 Difference]: Without dead ends: 162 [2018-03-29 21:09:47,649 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2018-03-29 21:09:47,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-03-29 21:09:47,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 158. [2018-03-29 21:09:47,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-03-29 21:09:47,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 167 transitions. [2018-03-29 21:09:47,661 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 167 transitions. Word has length 35 [2018-03-29 21:09:47,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:09:47,661 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 167 transitions. [2018-03-29 21:09:47,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-03-29 21:09:47,661 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 167 transitions. [2018-03-29 21:09:47,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-03-29 21:09:47,662 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:09:47,662 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] [2018-03-29 21:09:47,662 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:09:47,663 INFO L82 PathProgramCache]: Analyzing trace with hash -436446974, 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 [2018-03-29 21:09:47,672 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:09:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:09:47,692 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:09:47,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 21:09:47,694 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,695 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,695 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 21:09:47,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-03-29 21:09:47,706 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,708 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,708 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2018-03-29 21:09:47,763 WARN L1033 $PredicateComparison]: unable to prove that (exists ((__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data_~data~0.base Int)) (and (= (select |c_old(#valid)| __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data_~data~0.base) 0) (= |c_#length| (store |c_old(#length)| __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_data_~data~0.base 8)))) is different from true [2018-03-29 21:09:47,772 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:47,774 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2018-03-29 21:09:47,774 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,786 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:47,786 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:09:47,787 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 [2018-03-29 21:09:47,787 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:47,792 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. [2018-03-29 21:09:47,793 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:27, output treesize:20 [2018-03-29 21:09:47,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:47,808 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:09:47,876 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 27 [2018-03-29 21:09:49,285 WARN L151 SmtUtils]: Spent 1340ms on a formula simplification. DAG size of input: 62 DAG size of output 22 [2018-03-29 21:09:49,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-29 21:09:49,384 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:09:49,387 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:09:49,387 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:30, output treesize:13 [2018-03-29 21:09:50,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:09:50,566 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:09:50,567 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [12, 11] imperfect sequences [] total 22 [2018-03-29 21:09:50,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-03-29 21:09:50,567 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-03-29 21:09:50,567 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=387, Unknown=3, NotChecked=40, Total=506 [2018-03-29 21:09:50,567 INFO L87 Difference]: Start difference. First operand 158 states and 167 transitions. Second operand 23 states. [2018-03-29 21:09:51,107 WARN L148 SmtUtils]: Spent 226ms on a formula simplification that was a NOOP. DAG size: 46 [2018-03-29 21:10:07,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:07,583 INFO L93 Difference]: Finished difference Result 181 states and 193 transitions. [2018-03-29 21:10:07,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-03-29 21:10:07,584 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 36 [2018-03-29 21:10:07,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:07,585 INFO L225 Difference]: With dead ends: 181 [2018-03-29 21:10:07,585 INFO L226 Difference]: Without dead ends: 180 [2018-03-29 21:10:07,585 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 13.8s TimeCoverageRelationStatistics Valid=192, Invalid=861, Unknown=7, NotChecked=62, Total=1122 [2018-03-29 21:10:07,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-03-29 21:10:07,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 173. [2018-03-29 21:10:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-03-29 21:10:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 184 transitions. [2018-03-29 21:10:07,600 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 184 transitions. Word has length 36 [2018-03-29 21:10:07,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:07,600 INFO L459 AbstractCegarLoop]: Abstraction has 173 states and 184 transitions. [2018-03-29 21:10:07,600 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-03-29 21:10:07,600 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2018-03-29 21:10:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-03-29 21:10:07,601 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:07,601 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] [2018-03-29 21:10:07,601 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:07,601 INFO L82 PathProgramCache]: Analyzing trace with hash 851286021, 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 [2018-03-29 21:10:07,616 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:07,648 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:07,726 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:10:07,728 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 [2018-03-29 21:10:07,729 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:07,743 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:10:07,744 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:10:07,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-03-29 21:10:07,745 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:07,765 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. [2018-03-29 21:10:07,766 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:25, output treesize:18 [2018-03-29 21:10:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:07,787 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:07,994 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2018-03-29 21:10:07,995 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:08,002 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:10:08,004 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:10:08,004 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 16 treesize of output 7 [2018-03-29 21:10:08,005 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:08,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:08,014 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:32, output treesize:7 [2018-03-29 21:10:08,130 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:10:08,130 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:10:08,131 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 [2018-03-29 21:10:08,132 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:08,140 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:10:08,141 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:10:08,142 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-03-29 21:10:08,142 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:08,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:08,148 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:3 [2018-03-29 21:10:08,171 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:08,208 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-29 21:10:08,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-03-29 21:10:08,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-03-29 21:10:08,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-03-29 21:10:08,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-03-29 21:10:08,209 INFO L87 Difference]: Start difference. First operand 173 states and 184 transitions. Second operand 16 states. [2018-03-29 21:10:22,357 WARN L148 SmtUtils]: Spent 159ms on a formula simplification that was a NOOP. DAG size: 39 [2018-03-29 21:10:25,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:25,710 INFO L93 Difference]: Finished difference Result 209 states and 225 transitions. [2018-03-29 21:10:25,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-03-29 21:10:25,710 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 38 [2018-03-29 21:10:25,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:25,711 INFO L225 Difference]: With dead ends: 209 [2018-03-29 21:10:25,711 INFO L226 Difference]: Without dead ends: 207 [2018-03-29 21:10:25,712 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 60 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=169, Invalid=643, Unknown=0, NotChecked=0, Total=812 [2018-03-29 21:10:25,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-03-29 21:10:25,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 171. [2018-03-29 21:10:25,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-03-29 21:10:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 183 transitions. [2018-03-29 21:10:25,726 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 183 transitions. Word has length 38 [2018-03-29 21:10:25,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:25,726 INFO L459 AbstractCegarLoop]: Abstraction has 171 states and 183 transitions. [2018-03-29 21:10:25,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-03-29 21:10:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 183 transitions. [2018-03-29 21:10:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-03-29 21:10:25,727 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:25,727 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] [2018-03-29 21:10:25,727 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:25,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1902140065, 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 [2018-03-29 21:10:25,734 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:25,756 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:25,797 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 [2018-03-29 21:10:25,798 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:10:25,798 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:25,800 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:25,802 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:25,803 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2018-03-29 21:10:25,817 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 [2018-03-29 21:10:25,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:10:25,818 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:25,819 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:25,819 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:25,820 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:17, output treesize:5 [2018-03-29 21:10:25,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:25,826 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:25,878 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 [2018-03-29 21:10:25,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-03-29 21:10:25,880 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:25,881 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:25,891 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2018-03-29 21:10:25,891 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:44 [2018-03-29 21:10:25,964 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2018-03-29 21:10:25,994 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 111 [2018-03-29 21:10:27,145 WARN L152 XnfTransformerHelper]: Simplifying conjuction of 20184 disjunctions. This might take some time... [2018-03-29 21:10:27,270 INFO L170 XnfTransformerHelper]: Simplified to conjuction of 8 disjunctions. [2018-03-29 21:10:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:27,369 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:10:27,369 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 7] imperfect sequences [] total 11 [2018-03-29 21:10:27,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-03-29 21:10:27,370 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-03-29 21:10:27,370 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-03-29 21:10:27,370 INFO L87 Difference]: Start difference. First operand 171 states and 183 transitions. Second operand 12 states. [2018-03-29 21:10:28,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:28,106 INFO L93 Difference]: Finished difference Result 210 states and 227 transitions. [2018-03-29 21:10:28,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-03-29 21:10:28,107 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 38 [2018-03-29 21:10:28,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:28,108 INFO L225 Difference]: With dead ends: 210 [2018-03-29 21:10:28,108 INFO L226 Difference]: Without dead ends: 209 [2018-03-29 21:10:28,109 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2018-03-29 21:10:28,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-03-29 21:10:28,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 177. [2018-03-29 21:10:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-03-29 21:10:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 191 transitions. [2018-03-29 21:10:28,126 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 191 transitions. Word has length 38 [2018-03-29 21:10:28,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:28,127 INFO L459 AbstractCegarLoop]: Abstraction has 177 states and 191 transitions. [2018-03-29 21:10:28,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-03-29 21:10:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 191 transitions. [2018-03-29 21:10:28,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-03-29 21:10:28,127 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:28,127 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] [2018-03-29 21:10:28,128 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:28,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1902140066, 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 [2018-03-29 21:10:28,135 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:28,161 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:28,233 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 [2018-03-29 21:10:28,235 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 8 treesize of output 7 [2018-03-29 21:10:28,236 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,238 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,264 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 [2018-03-29 21:10:28,266 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:10:28,267 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,268 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,277 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,278 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2018-03-29 21:10:28,308 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 [2018-03-29 21:10:28,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-03-29 21:10:28,311 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,312 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,319 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 [2018-03-29 21:10:28,320 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:10:28,321 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,322 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,326 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,326 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:31, output treesize:9 [2018-03-29 21:10:28,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:28,343 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:28,653 WARN L151 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 48 DAG size of output 40 [2018-03-29 21:10:28,656 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 [2018-03-29 21:10:28,659 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-03-29 21:10:28,660 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:28,665 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:28,668 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 [2018-03-29 21:10:28,671 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 [2018-03-29 21:10:28,672 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:28,677 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:28,679 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 [2018-03-29 21:10:28,681 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 [2018-03-29 21:10:28,682 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:28,693 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:28,771 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 15 treesize of output 13 [2018-03-29 21:10:28,775 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-03-29 21:10:28,776 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,782 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,784 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 [2018-03-29 21:10:28,786 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable 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 9 treesize of output 7 [2018-03-29 21:10:28,786 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,805 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,807 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 [2018-03-29 21:10:28,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-03-29 21:10:28,809 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,810 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,849 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-03-29 21:10:28,849 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 3 variables, input treesize:49, output treesize:19 [2018-03-29 21:10:28,980 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-03-29 21:10:28,981 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:28,993 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2018-03-29 21:10:28,994 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,011 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:29,011 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:15 [2018-03-29 21:10:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:29,124 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:10:29,124 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 18 [2018-03-29 21:10:29,124 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-03-29 21:10:29,125 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-03-29 21:10:29,125 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2018-03-29 21:10:29,125 INFO L87 Difference]: Start difference. First operand 177 states and 191 transitions. Second operand 19 states. [2018-03-29 21:10:29,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:29,801 INFO L93 Difference]: Finished difference Result 227 states and 247 transitions. [2018-03-29 21:10:29,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-03-29 21:10:29,802 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 38 [2018-03-29 21:10:29,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:29,804 INFO L225 Difference]: With dead ends: 227 [2018-03-29 21:10:29,804 INFO L226 Difference]: Without dead ends: 226 [2018-03-29 21:10:29,804 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=148, Invalid=664, Unknown=0, NotChecked=0, Total=812 [2018-03-29 21:10:29,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-03-29 21:10:29,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 191. [2018-03-29 21:10:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-03-29 21:10:29,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 207 transitions. [2018-03-29 21:10:29,816 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 207 transitions. Word has length 38 [2018-03-29 21:10:29,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:29,816 INFO L459 AbstractCegarLoop]: Abstraction has 191 states and 207 transitions. [2018-03-29 21:10:29,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-03-29 21:10:29,816 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 207 transitions. [2018-03-29 21:10:29,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-03-29 21:10:29,817 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:29,817 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] [2018-03-29 21:10:29,817 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:29,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1787107616, 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 [2018-03-29 21:10:29,833 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:29,853 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:29,903 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-03-29 21:10:29,906 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 [2018-03-29 21:10:29,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,907 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,910 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:8 [2018-03-29 21:10:29,924 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 [2018-03-29 21:10:29,926 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:10:29,926 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,927 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,928 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,928 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:4 [2018-03-29 21:10:29,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:29,934 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:29,990 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 [2018-03-29 21:10:29,992 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 [2018-03-29 21:10:29,992 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,993 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,995 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 [2018-03-29 21:10:29,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:10:29,996 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:29,997 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,003 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-03-29 21:10:30,004 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:16, output treesize:11 [2018-03-29 21:10:30,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:30,061 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:10:30,061 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9, 8] imperfect sequences [] total 10 [2018-03-29 21:10:30,062 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-03-29 21:10:30,062 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-03-29 21:10:30,062 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-03-29 21:10:30,062 INFO L87 Difference]: Start difference. First operand 191 states and 207 transitions. Second operand 10 states. [2018-03-29 21:10:30,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:30,291 INFO L93 Difference]: Finished difference Result 228 states and 246 transitions. [2018-03-29 21:10:30,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-03-29 21:10:30,291 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 40 [2018-03-29 21:10:30,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:30,293 INFO L225 Difference]: With dead ends: 228 [2018-03-29 21:10:30,293 INFO L226 Difference]: Without dead ends: 222 [2018-03-29 21:10:30,293 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 [2018-03-29 21:10:30,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-03-29 21:10:30,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 191. [2018-03-29 21:10:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-03-29 21:10:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 205 transitions. [2018-03-29 21:10:30,310 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 205 transitions. Word has length 40 [2018-03-29 21:10:30,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:30,310 INFO L459 AbstractCegarLoop]: Abstraction has 191 states and 205 transitions. [2018-03-29 21:10:30,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-03-29 21:10:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 205 transitions. [2018-03-29 21:10:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-03-29 21:10:30,311 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:30,311 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] [2018-03-29 21:10:30,311 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:30,311 INFO L82 PathProgramCache]: Analyzing trace with hash 359750984, 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 [2018-03-29 21:10:30,332 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:30,355 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:30,429 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 [2018-03-29 21:10:30,443 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:10:30,443 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,470 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,471 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,471 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2018-03-29 21:10:30,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:30,488 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:30,503 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 [2018-03-29 21:10:30,504 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,517 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,518 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2018-03-29 21:10:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:30,581 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:10:30,581 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2018-03-29 21:10:30,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-03-29 21:10:30,582 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-03-29 21:10:30,582 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-03-29 21:10:30,582 INFO L87 Difference]: Start difference. First operand 191 states and 205 transitions. Second operand 5 states. [2018-03-29 21:10:30,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:30,814 INFO L93 Difference]: Finished difference Result 191 states and 205 transitions. [2018-03-29 21:10:30,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-03-29 21:10:30,814 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2018-03-29 21:10:30,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:30,816 INFO L225 Difference]: With dead ends: 191 [2018-03-29 21:10:30,816 INFO L226 Difference]: Without dead ends: 190 [2018-03-29 21:10:30,816 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-03-29 21:10:30,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2018-03-29 21:10:30,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2018-03-29 21:10:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-03-29 21:10:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 204 transitions. [2018-03-29 21:10:30,827 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 204 transitions. Word has length 43 [2018-03-29 21:10:30,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:30,827 INFO L459 AbstractCegarLoop]: Abstraction has 190 states and 204 transitions. [2018-03-29 21:10:30,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-03-29 21:10:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 204 transitions. [2018-03-29 21:10:30,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-03-29 21:10:30,828 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:30,828 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] [2018-03-29 21:10:30,828 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:30,828 INFO L82 PathProgramCache]: Analyzing trace with hash 359750985, 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 [2018-03-29 21:10:30,837 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:30,858 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:30,906 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 [2018-03-29 21:10:30,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:10:30,913 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,944 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:30,944 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-03-29 21:10:31,144 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 [2018-03-29 21:10:31,146 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-03-29 21:10:31,146 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,147 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,152 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 [2018-03-29 21:10:31,154 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:10:31,154 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,155 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,158 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,158 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:31, output treesize:9 [2018-03-29 21:10:31,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:31,169 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:31,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:10:31,193 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,205 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 [2018-03-29 21:10:31,206 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:31,212 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-03-29 21:10:31,213 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:35, output treesize:22 [2018-03-29 21:10:31,294 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 [2018-03-29 21:10:31,306 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 [2018-03-29 21:10:31,306 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,308 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,344 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-03-29 21:10:31,345 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:10 [2018-03-29 21:10:31,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:31,393 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:10:31,394 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 14 [2018-03-29 21:10:31,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-03-29 21:10:31,394 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-03-29 21:10:31,394 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2018-03-29 21:10:31,394 INFO L87 Difference]: Start difference. First operand 190 states and 204 transitions. Second operand 15 states. [2018-03-29 21:10:31,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:31,654 INFO L93 Difference]: Finished difference Result 213 states and 228 transitions. [2018-03-29 21:10:31,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-03-29 21:10:31,655 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 43 [2018-03-29 21:10:31,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:31,656 INFO L225 Difference]: With dead ends: 213 [2018-03-29 21:10:31,656 INFO L226 Difference]: Without dead ends: 212 [2018-03-29 21:10:31,657 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=88, Invalid=374, Unknown=0, NotChecked=0, Total=462 [2018-03-29 21:10:31,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2018-03-29 21:10:31,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 195. [2018-03-29 21:10:31,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2018-03-29 21:10:31,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 209 transitions. [2018-03-29 21:10:31,673 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 209 transitions. Word has length 43 [2018-03-29 21:10:31,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:31,673 INFO L459 AbstractCegarLoop]: Abstraction has 195 states and 209 transitions. [2018-03-29 21:10:31,673 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-03-29 21:10:31,673 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 209 transitions. [2018-03-29 21:10:31,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-03-29 21:10:31,674 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:31,674 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] [2018-03-29 21:10:31,674 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:31,674 INFO L82 PathProgramCache]: Analyzing trace with hash 1779208273, 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 [2018-03-29 21:10:31,685 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:31,707 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:31,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:31,728 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:31,761 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2018-03-29 21:10:31,761 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:31,764 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:31,764 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:7 [2018-03-29 21:10:31,818 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 14 treesize of output 18 [2018-03-29 21:10:31,819 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:31,823 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:31,823 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:9 [2018-03-29 21:10:31,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:31,870 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:10:31,870 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2018-03-29 21:10:31,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-03-29 21:10:31,871 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-03-29 21:10:31,871 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-03-29 21:10:31,871 INFO L87 Difference]: Start difference. First operand 195 states and 209 transitions. Second operand 8 states. [2018-03-29 21:10:31,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:31,983 INFO L93 Difference]: Finished difference Result 195 states and 209 transitions. [2018-03-29 21:10:31,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-29 21:10:31,984 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43 [2018-03-29 21:10:31,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:31,984 INFO L225 Difference]: With dead ends: 195 [2018-03-29 21:10:31,984 INFO L226 Difference]: Without dead ends: 194 [2018-03-29 21:10:31,985 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-03-29 21:10:31,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2018-03-29 21:10:31,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 166. [2018-03-29 21:10:31,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-03-29 21:10:31,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 174 transitions. [2018-03-29 21:10:31,992 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 174 transitions. Word has length 43 [2018-03-29 21:10:31,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:31,992 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 174 transitions. [2018-03-29 21:10:31,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-03-29 21:10:31,992 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 174 transitions. [2018-03-29 21:10:31,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-03-29 21:10:31,993 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:31,993 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] [2018-03-29 21:10:31,993 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:31,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1786288778, 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 [2018-03-29 21:10:31,999 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:32,017 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:32,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-29 21:10:32,028 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:32,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-03-29 21:10:32,037 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,040 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,040 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:29, output treesize:3 [2018-03-29 21:10:32,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-29 21:10:32,067 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 21:10:32,068 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2018-03-29 21:10:32,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-03-29 21:10:32,068 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-03-29 21:10:32,068 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-03-29 21:10:32,069 INFO L87 Difference]: Start difference. First operand 166 states and 174 transitions. Second operand 6 states. [2018-03-29 21:10:32,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:32,095 INFO L93 Difference]: Finished difference Result 166 states and 174 transitions. [2018-03-29 21:10:32,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-03-29 21:10:32,095 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-03-29 21:10:32,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:32,096 INFO L225 Difference]: With dead ends: 166 [2018-03-29 21:10:32,096 INFO L226 Difference]: Without dead ends: 165 [2018-03-29 21:10:32,096 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 [2018-03-29 21:10:32,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-03-29 21:10:32,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-03-29 21:10:32,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-03-29 21:10:32,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 173 transitions. [2018-03-29 21:10:32,108 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 173 transitions. Word has length 44 [2018-03-29 21:10:32,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:32,108 INFO L459 AbstractCegarLoop]: Abstraction has 165 states and 173 transitions. [2018-03-29 21:10:32,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-03-29 21:10:32,108 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 173 transitions. [2018-03-29 21:10:32,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-03-29 21:10:32,109 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:32,109 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] [2018-03-29 21:10:32,109 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:32,110 INFO L82 PathProgramCache]: Analyzing trace with hash -459585797, 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 [2018-03-29 21:10:32,119 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:32,147 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:32,151 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:10:32,151 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,163 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,163 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 21:10:32,174 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 [2018-03-29 21:10:32,177 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:10:32,177 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,178 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,186 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 [2018-03-29 21:10:32,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-03-29 21:10:32,188 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,190 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,196 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:35, output treesize:21 [2018-03-29 21:10:32,267 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 [2018-03-29 21:10:32,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 5 [2018-03-29 21:10:32,269 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,270 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,277 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 [2018-03-29 21:10:32,279 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 11 [2018-03-29 21:10:32,279 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,281 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,286 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,286 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:55, output treesize:19 [2018-03-29 21:10:32,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:32,300 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:32,436 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:32,457 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-29 21:10:32,457 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2018-03-29 21:10:32,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-03-29 21:10:32,458 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-03-29 21:10:32,458 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2018-03-29 21:10:32,458 INFO L87 Difference]: Start difference. First operand 165 states and 173 transitions. Second operand 18 states. [2018-03-29 21:10:32,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 21:10:32,951 INFO L93 Difference]: Finished difference Result 351 states and 373 transitions. [2018-03-29 21:10:32,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-03-29 21:10:32,951 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 45 [2018-03-29 21:10:32,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 21:10:32,952 INFO L225 Difference]: With dead ends: 351 [2018-03-29 21:10:32,952 INFO L226 Difference]: Without dead ends: 195 [2018-03-29 21:10:32,953 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=246, Invalid=746, Unknown=0, NotChecked=0, Total=992 [2018-03-29 21:10:32,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2018-03-29 21:10:32,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 185. [2018-03-29 21:10:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-03-29 21:10:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 194 transitions. [2018-03-29 21:10:32,961 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 194 transitions. Word has length 45 [2018-03-29 21:10:32,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 21:10:32,961 INFO L459 AbstractCegarLoop]: Abstraction has 185 states and 194 transitions. [2018-03-29 21:10:32,961 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-03-29 21:10:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 194 transitions. [2018-03-29 21:10:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-03-29 21:10:32,961 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 21:10:32,961 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] [2018-03-29 21:10:32,961 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr5AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr7AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr4AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__freeDataErr6AssertViolationMEMORY_FREE, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr14AssertViolationMEMORY_FREE, mainErr0RequiresViolation, mainErr18EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr15AssertViolationMEMORY_FREE, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__appendErr5RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr1RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr3RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr8RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr7RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr2RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr4RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr0RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr6RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr9RequiresViolation, __U_MULTI_foptional_data_creation_test___false_valid_memtrack_i__create_dataErr5RequiresViolation]=== [2018-03-29 21:10:32,962 INFO L82 PathProgramCache]: Analyzing trace with hash 398406975, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 21:10:32,967 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 21:10:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 21:10:32,987 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 21:10:32,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-03-29 21:10:32,989 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,991 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:32,992 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 21:10:33,035 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 [2018-03-29 21:10:33,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-29 21:10:33,037 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,038 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,046 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 [2018-03-29 21:10:33,048 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-03-29 21:10:33,048 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,050 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,056 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,056 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:34, output treesize:26 [2018-03-29 21:10:33,083 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 [2018-03-29 21:10:33,085 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 20 treesize of output 19 [2018-03-29 21:10:33,085 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,104 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 [2018-03-29 21:10:33,105 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:33,115 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:33,141 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 [2018-03-29 21:10:33,143 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:10:33,143 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,164 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 [2018-03-29 21:10:33,164 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:33,178 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:33,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-03-29 21:10:33,198 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:42, output treesize:139 [2018-03-29 21:10:33,231 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:10:33,232 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:10:33,233 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 48 treesize of output 42 [2018-03-29 21:10:33,233 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,245 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,246 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:81, output treesize:42 [2018-03-29 21:10:33,279 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 [2018-03-29 21:10:33,281 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:10:33,281 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:33,288 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:10:33,288 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,293 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:33,298 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 [2018-03-29 21:10:33,299 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2018-03-29 21:10:33,299 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 21:10:33,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:10:33,303 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,304 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,307 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,307 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:69, output treesize:7 [2018-03-29 21:10:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 21:10:33,348 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 21:10:33,492 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 31 [2018-03-29 21:10:33,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-03-29 21:10:33,509 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,515 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 [2018-03-29 21:10:33,517 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-03-29 21:10:33,517 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,518 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,522 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,533 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 [2018-03-29 21:10:33,550 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 [2018-03-29 21:10:33,550 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2018-03-29 21:10:33,559 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 [2018-03-29 21:10:33,559 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,560 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,565 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,575 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:33,576 INFO L202 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:77, output treesize:21 [2018-03-29 21:10:33,666 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 73 [2018-03-29 21:10:33,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2018-03-29 21:10:33,689 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-03-29 21:10:33,752 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 [2018-03-29 21:10:33,753 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:33,896 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 [2018-03-29 21:10:33,896 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:34,036 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 [2018-03-29 21:10:34,037 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:34,188 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 [2018-03-29 21:10:34,188 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:34,385 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 91 treesize of output 93 [2018-03-29 21:10:34,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 52 [2018-03-29 21:10:34,388 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:34,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:10:34,411 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:34,440 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:10:34,447 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 1 case distinctions, treesize of input 85 treesize of output 79 [2018-03-29 21:10:34,448 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:34,468 INFO L267 ElimStorePlain]: Start of recursive call 9: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:10:34,476 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 95 treesize of output 95 [2018-03-29 21:10:34,496 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 90 treesize of output 92 [2018-03-29 21:10:34,497 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 4 xjuncts. [2018-03-29 21:10:34,558 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:10:34,559 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:34,561 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 79 treesize of output 73 [2018-03-29 21:10:34,561 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:34,563 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 49 treesize of output 43 [2018-03-29 21:10:34,564 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:34,614 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 21:10:34,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 87 treesize of output 127 [2018-03-29 21:10:34,635 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 8 xjuncts. [2018-03-29 21:10:34,702 INFO L267 ElimStorePlain]: Start of recursive call 13: 3 dim-1 vars, End of recursive call: and 5 xjuncts. [2018-03-29 21:10:34,941 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 97 treesize of output 129 [2018-03-29 21:10:36,437 WARN L151 SmtUtils]: Spent 1479ms on a formula simplification. DAG size of input: 435 DAG size of output 424 [2018-03-29 21:10:36,467 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 [2018-03-29 21:10:36,470 INFO L267 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 32 xjuncts. [2018-03-29 21:10:37,434 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 90 treesize of output 90 [2018-03-29 21:10:37,434 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:38,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2018-03-29 21:10:38,157 INFO L267 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:38,923 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 [2018-03-29 21:10:38,926 INFO L267 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 32 xjuncts. [2018-03-29 21:10:39,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2018-03-29 21:10:39,755 INFO L267 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:41,698 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 82 treesize of output 124 [2018-03-29 21:10:41,700 INFO L267 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 8 xjuncts. [2018-03-29 21:10:42,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 60 [2018-03-29 21:10:42,082 INFO L267 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:42,717 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 3 case distinctions, treesize of input 57 treesize of output 65 [2018-03-29 21:10:42,718 INFO L267 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 8 xjuncts. [2018-03-29 21:10:43,661 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 60 [2018-03-29 21:10:43,662 INFO L267 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:44,870 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 92 treesize of output 93 [2018-03-29 21:10:44,870 INFO L267 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 3 xjuncts. [2018-03-29 21:10:45,207 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 84 treesize of output 124 [2018-03-29 21:10:45,209 INFO L267 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 8 xjuncts. [2018-03-29 21:10:45,804 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 57 treesize of output 60 [2018-03-29 21:10:45,805 INFO L267 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 3 xjuncts. [2018-03-29 21:10:46,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 89 [2018-03-29 21:10:46,232 INFO L267 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:46,658 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 [2018-03-29 21:10:46,661 INFO L267 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 32 xjuncts. [2018-03-29 21:10:47,172 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 88 treesize of output 84 [2018-03-29 21:10:47,172 INFO L267 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:47,489 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 75 treesize of output 45 [2018-03-29 21:10:47,489 INFO L267 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:47,766 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 [2018-03-29 21:10:47,767 INFO L267 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 4 xjuncts. [2018-03-29 21:10:48,025 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 79 treesize of output 83 [2018-03-29 21:10:48,025 INFO L267 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:48,269 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 57 [2018-03-29 21:10:48,269 INFO L267 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2018-03-29 21:10:48,563 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 [2018-03-29 21:10:48,564 INFO L267 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 2 xjuncts. [2018-03-29 21:10:48,838 INFO L267 ElimStorePlain]: Start of recursive call 19: 46 dim-1 vars, End of recursive call: and 9 xjuncts. [2018-03-29 21:10:49,074 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 [2018-03-29 21:10:49,074 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-03-29 21:10:55,142 WARN L151 SmtUtils]: Spent 6033ms on a formula simplification. DAG size of input: 836 DAG size of output 805 [2018-03-29 21:10:55,160 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 [2018-03-29 21:10:55,161 INFO L267 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 8 xjuncts. [2018-03-29 21:10:57,709 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 90 treesize of output 140 [2018-03-29 21:10:57,713 INFO L267 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 32 xjuncts. [2018-03-29 21:11:00,448 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 95 treesize of output 89 [2018-03-29 21:11:00,448 INFO L267 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:02,666 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 [2018-03-29 21:11:02,669 INFO L267 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 32 xjuncts. [2018-03-29 21:11:04,831 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 83 [2018-03-29 21:11:04,832 INFO L267 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:06,425 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 4 case distinctions, treesize of input 85 treesize of output 132 [2018-03-29 21:11:06,427 INFO L267 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 11 xjuncts. [2018-03-29 21:11:07,947 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:11:07,948 INFO L267 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:09,235 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 74 treesize of output 44 [2018-03-29 21:11:09,236 INFO L267 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:10,374 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2018-03-29 21:11:10,374 INFO L267 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:11,480 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 4 case distinctions, treesize of input 85 treesize of output 132 [2018-03-29 21:11:11,482 INFO L267 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 11 xjuncts. [2018-03-29 21:11:12,397 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 [2018-03-29 21:11:12,398 INFO L267 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 4 xjuncts. [2018-03-29 21:11:13,157 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 5 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 [2018-03-29 21:11:13,158 INFO L267 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:14,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 82 [2018-03-29 21:11:14,381 INFO L267 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:15,268 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 85 [2018-03-29 21:11:15,269 INFO L267 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:15,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 44 [2018-03-29 21:11:15,582 INFO L267 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:16,418 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 82 treesize of output 83 [2018-03-29 21:11:16,418 INFO L267 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:17,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 88 [2018-03-29 21:11:17,411 INFO L267 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:17,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 44 [2018-03-29 21:11:17,810 INFO L267 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:18,187 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 [2018-03-29 21:11:18,190 INFO L267 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 32 xjuncts. [2018-03-29 21:11:21,358 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 [2018-03-29 21:11:21,358 INFO L267 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 4 xjuncts. [2018-03-29 21:11:21,556 INFO L267 ElimStorePlain]: Start of recursive call 40: 82 dim-1 vars, End of recursive call: and 6 xjuncts. [2018-03-29 21:11:21,682 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 83 treesize of output 105 [2018-03-29 21:11:21,686 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 83 treesize of output 81 [2018-03-29 21:11:21,686 INFO L267 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:21,771 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 82 [2018-03-29 21:11:21,771 INFO L267 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:21,854 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 78 treesize of output 42 [2018-03-29 21:11:21,855 INFO L267 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:21,959 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 80 treesize of output 86 [2018-03-29 21:11:21,960 INFO L267 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 4 xjuncts. [2018-03-29 21:11:22,007 INFO L267 ElimStorePlain]: Start of recursive call 61: 13 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 21:11:22,176 INFO L267 ElimStorePlain]: Start of recursive call 4: 4 dim-1 vars, 9 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-03-29 21:11:22,196 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 [2018-03-29 21:11:22,199 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 [2018-03-29 21:11:22,200 INFO L267 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:22,236 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 [2018-03-29 21:11:22,237 INFO L267 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:22,304 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 [2018-03-29 21:11:23,616 WARN L151 SmtUtils]: Spent 1301ms on a formula simplification. DAG size of input: 437 DAG size of output 428 [2018-03-29 21:11:23,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 63 [2018-03-29 21:11:23,624 INFO L267 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:24,318 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 [2018-03-29 21:11:24,320 INFO L267 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 8 xjuncts. [2018-03-29 21:11:24,327 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 [2018-03-29 21:11:24,328 INFO L267 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:25,046 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 47 [2018-03-29 21:11:25,047 INFO L267 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:25,048 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 58 treesize of output 52 [2018-03-29 21:11:25,049 INFO L267 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:25,714 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 [2018-03-29 21:11:25,714 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-03-29 21:11:25,719 INFO L267 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 64 xjuncts. [2018-03-29 21:11:26,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 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 [2018-03-29 21:11:26,686 INFO L267 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 3 xjuncts. [2018-03-29 21:11:27,314 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 [2018-03-29 21:11:27,316 INFO L267 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 16 xjuncts. [2018-03-29 21:11:27,919 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 [2018-03-29 21:11:27,919 INFO L267 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:27,921 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 [2018-03-29 21:11:27,921 INFO L267 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:27,922 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2018-03-29 21:11:27,923 INFO L267 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:28,352 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 [2018-03-29 21:11:28,353 INFO L267 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:29,166 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 53 treesize of output 93 [2018-03-29 21:11:29,167 INFO L267 ElimStorePlain]: Start of recursive call 82: End of recursive call: and 8 xjuncts. [2018-03-29 21:11:29,953 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 61 treesize of output 62 [2018-03-29 21:11:29,953 INFO L267 ElimStorePlain]: Start of recursive call 83: End of recursive call: and 3 xjuncts. [2018-03-29 21:11:30,359 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 [2018-03-29 21:11:30,359 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-03-29 21:11:30,364 INFO L267 ElimStorePlain]: Start of recursive call 84: End of recursive call: and 64 xjuncts. [2018-03-29 21:11:31,748 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 [2018-03-29 21:11:31,749 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2018-03-29 21:11:31,753 INFO L267 ElimStorePlain]: Start of recursive call 85: End of recursive call: and 64 xjuncts. [2018-03-29 21:11:32,960 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 [2018-03-29 21:11:32,960 INFO L267 ElimStorePlain]: Start of recursive call 86: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:32,962 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:11:32,962 INFO L267 ElimStorePlain]: Start of recursive call 87: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:32,963 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:11:32,964 INFO L267 ElimStorePlain]: Start of recursive call 88: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:33,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 58 [2018-03-29 21:11:33,413 INFO L267 ElimStorePlain]: Start of recursive call 89: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:34,077 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 58 [2018-03-29 21:11:34,078 INFO L267 ElimStorePlain]: Start of recursive call 90: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:34,294 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 [2018-03-29 21:11:34,294 INFO L267 ElimStorePlain]: Start of recursive call 91: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:34,329 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 11 [2018-03-29 21:11:34,330 INFO L267 ElimStorePlain]: Start of recursive call 92: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:34,757 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 61 treesize of output 57 [2018-03-29 21:11:34,758 INFO L267 ElimStorePlain]: Start of recursive call 93: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:34,889 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 23 treesize of output 21 [2018-03-29 21:11:34,889 INFO L267 ElimStorePlain]: Start of recursive call 94: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:34,996 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 58 treesize of output 52 [2018-03-29 21:11:34,996 INFO L267 ElimStorePlain]: Start of recursive call 95: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:35,188 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 [2018-03-29 21:11:35,188 INFO L267 ElimStorePlain]: Start of recursive call 96: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:35,273 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 [2018-03-29 21:11:35,274 INFO L267 ElimStorePlain]: Start of recursive call 97: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:35,562 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 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 [2018-03-29 21:11:35,562 INFO L267 ElimStorePlain]: Start of recursive call 98: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:35,852 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 48 treesize of output 90 [2018-03-29 21:11:35,853 INFO L267 ElimStorePlain]: Start of recursive call 99: End of recursive call: and 8 xjuncts. [2018-03-29 21:11:36,113 INFO L267 ElimStorePlain]: Start of recursive call 69: 46 dim-1 vars, End of recursive call: and 10 xjuncts. [2018-03-29 21:11:36,203 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 [2018-03-29 21:11:36,206 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:11:36,208 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:11:36,217 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 [2018-03-29 21:11:36,218 INFO L267 ElimStorePlain]: Start of recursive call 101: End of recursive call: and 3 xjuncts. [2018-03-29 21:11:36,272 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 56 treesize of output 60 [2018-03-29 21:11:36,273 INFO L267 ElimStorePlain]: Start of recursive call 102: End of recursive call: and 2 xjuncts. [2018-03-29 21:11:36,314 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 61 treesize of output 57 [2018-03-29 21:11:36,315 INFO L267 ElimStorePlain]: Start of recursive call 103: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:36,349 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:11:36,349 INFO L682 Elim1Store]: detected equality via solver [2018-03-29 21:11:36,350 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2018-03-29 21:11:36,350 INFO L267 ElimStorePlain]: Start of recursive call 104: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:36,383 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 45 treesize of output 15 [2018-03-29 21:11:36,383 INFO L267 ElimStorePlain]: Start of recursive call 105: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:36,405 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:11:36,406 INFO L267 ElimStorePlain]: Start of recursive call 106: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:36,423 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2018-03-29 21:11:36,424 INFO L267 ElimStorePlain]: Start of recursive call 107: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:36,442 INFO L267 ElimStorePlain]: Start of recursive call 100: 8 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 21:11:36,519 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 63 treesize of output 97 [2018-03-29 21:11:36,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 58 [2018-03-29 21:11:36,530 INFO L267 ElimStorePlain]: Start of recursive call 109: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:37,125 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 37 [2018-03-29 21:11:37,126 INFO L267 ElimStorePlain]: Start of recursive call 110: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:37,714 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 [2018-03-29 21:11:37,714 INFO L267 ElimStorePlain]: Start of recursive call 111: End of recursive call: and 1 xjuncts. [2018-03-29 21:11:38,312 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 [2018-03-29 21:11:38,313 INFO L267 ElimStorePlain]: Start of recursive call 112: End of recursive call: and 8 xjuncts. [2018-03-29 21:11:38,945 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 61 [2018-03-29 21:11:38,945 INFO L267 ElimStorePlain]: Start of recursive call 113: End of recursive call: and 1 xjuncts. Received shutdown request... [2018-03-29 21:11:39,367 INFO L175 TraceCheckSpWp]: Timeout while computing interpolants [2018-03-29 21:11:39,395 WARN L519 AbstractCegarLoop]: Verification canceled [2018-03-29 21:11:39,399 WARN L197 ceAbstractionStarter]: Timeout [2018-03-29 21:11:39,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 09:11:39 BoogieIcfgContainer [2018-03-29 21:11:39,400 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-29 21:11:39,401 INFO L168 Benchmark]: Toolchain (without parser) took 144936.97 ms. Allocated memory was 306.7 MB in the beginning and 476.1 MB in the end (delta: 169.3 MB). Free memory was 244.0 MB in the beginning and 423.0 MB in the end (delta: -179.0 MB). Peak memory consumption was 397.4 MB. Max. memory is 5.3 GB. [2018-03-29 21:11:39,402 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 306.7 MB. Free memory is still 269.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-29 21:11:39,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.16 ms. Allocated memory is still 306.7 MB. Free memory was 243.0 MB in the beginning and 217.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. [2018-03-29 21:11:39,403 INFO L168 Benchmark]: Boogie Preprocessor took 61.03 ms. Allocated memory is still 306.7 MB. Free memory was 217.0 MB in the beginning and 214.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-03-29 21:11:39,403 INFO L168 Benchmark]: RCFGBuilder took 650.38 ms. Allocated memory was 306.7 MB in the beginning and 468.7 MB in the end (delta: 162.0 MB). Free memory was 214.0 MB in the beginning and 388.9 MB in the end (delta: -174.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. [2018-03-29 21:11:39,404 INFO L168 Benchmark]: TraceAbstraction took 143885.27 ms. Allocated memory was 468.7 MB in the beginning and 476.1 MB in the end (delta: 7.3 MB). Free memory was 388.9 MB in the beginning and 423.0 MB in the end (delta: -34.1 MB). Peak memory consumption was 380.3 MB. Max. memory is 5.3 GB. [2018-03-29 21:11:39,405 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 306.7 MB. Free memory is still 269.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 334.16 ms. Allocated memory is still 306.7 MB. Free memory was 243.0 MB in the beginning and 217.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 61.03 ms. Allocated memory is still 306.7 MB. Free memory was 217.0 MB in the beginning and 214.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 650.38 ms. Allocated memory was 306.7 MB in the beginning and 468.7 MB in the end (delta: 162.0 MB). Free memory was 214.0 MB in the beginning and 388.9 MB in the end (delta: -174.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 143885.27 ms. Allocated memory was 468.7 MB in the beginning and 476.1 MB in the end (delta: 7.3 MB). Free memory was 388.9 MB in the beginning and 423.0 MB in the end (delta: -34.1 MB). Peak memory consumption was 380.3 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - 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 433. - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 158 locations, 45 error locations. TIMEOUT Result, 143.8s OverallTime, 29 OverallIterations, 2 TraceHistogramMax, 56.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3215 SDtfs, 2760 SDslu, 10625 SDs, 0 SdLazy, 7108 SolverSat, 363 SolverUnsat, 63 SolverUnknown, 0 SolverNotchecked, 36.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1792 GetRequests, 1469 SyntacticMatches, 12 SemanticMatches, 311 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 949 ImplicationChecksByTransitivity, 33.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=195occurred in iteration=25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 28 MinimizatonAttempts, 365 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 19.4s InterpolantComputationTime, 850 NumberOfCodeBlocks, 850 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 1644 ConstructedInterpolants, 163 QuantifiedInterpolants, 369119 SizeOfPredicates, 149 NumberOfNonLiveVariables, 3646 ConjunctsInSsa, 315 ConjunctsInUnsatCore, 56 InterpolantComputations, 52 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_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-29_21-11-39-414.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/optional_data_creation_test04_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-29_21-11-39-414.csv Completed graceful shutdown