java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-35b68b2 [2018-04-06 19:06:54,745 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-06 19:06:54,747 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-06 19:06:54,762 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-06 19:06:54,763 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-06 19:06:54,764 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-06 19:06:54,765 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-06 19:06:54,766 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-06 19:06:54,769 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-06 19:06:54,769 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-06 19:06:54,770 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-06 19:06:54,770 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-06 19:06:54,771 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-06 19:06:54,773 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-06 19:06:54,773 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-06 19:06:54,776 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-06 19:06:54,778 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-06 19:06:54,779 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-06 19:06:54,781 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-06 19:06:54,782 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-06 19:06:54,784 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-06 19:06:54,791 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-06 19:06:54,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-06 19:06:54,816 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-06 19:06:54,816 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-06 19:06:54,816 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-06 19:06:54,817 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-06 19:06:54,817 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-06 19:06:54,817 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-06 19:06:54,817 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-06 19:06:54,818 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-06 19:06:54,818 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-06 19:06:54,818 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-06 19:06:54,818 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-06 19:06:54,819 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-06 19:06:54,819 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-06 19:06:54,819 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-06 19:06:54,819 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-06 19:06:54,819 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-06 19:06:54,820 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-06 19:06:54,820 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-06 19:06:54,820 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-06 19:06:54,820 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-06 19:06:54,820 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-06 19:06:54,820 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-06 19:06:54,821 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-06 19:06:54,821 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-06 19:06:54,821 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-06 19:06:54,821 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-06 19:06:54,821 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-06 19:06:54,822 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-06 19:06:54,822 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-06 19:06:54,822 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-06 19:06:54,822 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-06 19:06:54,822 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:54,822 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-06 19:06:54,823 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-06 19:06:54,824 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-06 19:06:54,824 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-06 19:06:54,824 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-06 19:06:54,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-06 19:06:54,870 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-06 19:06:54,874 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-06 19:06:54,876 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-06 19:06:54,876 INFO L276 PluginConnector]: CDTParser initialized [2018-04-06 19:06:54,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,210 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGd746e458d [2018-04-06 19:06:55,373 INFO L287 CDTParser]: IsIndexed: true [2018-04-06 19:06:55,373 INFO L288 CDTParser]: Found 1 translation units. [2018-04-06 19:06:55,374 INFO L168 CDTParser]: Scanning cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,385 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-06 19:06:55,385 INFO L215 ultiparseSymbolTable]: [2018-04-06 19:06:55,385 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-06 19:06:55,386 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,386 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,386 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ ('') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,386 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,386 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-06 19:06:55,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fsid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,386 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____clock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____daddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____sigset_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____key_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____clockid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__clockid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,387 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____loff_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ushort in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__suseconds_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_long in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____useconds_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fd_mask in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__wchar_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fd_mask in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,388 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__loff_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__daddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____pid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____gid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ulong in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,389 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_short in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_char in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__off_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__gid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__clock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____caddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____mode_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,390 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__blksize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__lldiv_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____intptr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____socklen_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__uid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__size_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,391 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____ino_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__div_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_long in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__caddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__mode_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,392 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____suseconds_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__time_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__key_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_short in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fd_set in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____rlim_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,393 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____ssize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____qaddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____id_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____dev_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_char in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____off64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____time_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,394 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____rlim64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____blksize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____timer_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__timer_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__register_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,395 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__sigset_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ldiv_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsword_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,396 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ssize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____nlink_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ino_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,397 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____off_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__nlink_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__uint in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____ino64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_int in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__dev_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,398 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__id_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:55,414 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGd746e458d [2018-04-06 19:06:55,418 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-06 19:06:55,420 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-06 19:06:55,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-06 19:06:55,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-06 19:06:55,427 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-06 19:06:55,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e238044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55, skipping insertion in model container [2018-04-06 19:06:55,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,444 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-06 19:06:55,475 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-06 19:06:55,643 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-06 19:06:55,695 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-06 19:06:55,703 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-06 19:06:55,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55 WrapperNode [2018-04-06 19:06:55,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-06 19:06:55,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-06 19:06:55,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-06 19:06:55,752 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-06 19:06:55,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... [2018-04-06 19:06:55,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-06 19:06:55,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-06 19:06:55,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-06 19:06:55,813 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-06 19:06:55,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-06 19:06:55,931 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-06 19:06:55,931 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-06 19:06:55,931 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-06 19:06:55,932 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-06 19:06:55,932 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrcspn [2018-04-06 19:06:55,932 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-06 19:06:55,932 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-04-06 19:06:55,932 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-04-06 19:06:55,932 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-06 19:06:55,932 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-06 19:06:55,933 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-06 19:06:55,933 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-06 19:06:55,933 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-06 19:06:55,933 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-06 19:06:55,933 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-06 19:06:55,933 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-06 19:06:55,933 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-06 19:06:55,934 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-06 19:06:55,934 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-06 19:06:55,934 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-06 19:06:55,934 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-06 19:06:55,934 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-06 19:06:55,934 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-06 19:06:55,934 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-06 19:06:55,935 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-06 19:06:55,935 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-06 19:06:55,935 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-06 19:06:55,935 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-06 19:06:55,935 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-06 19:06:55,935 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-06 19:06:55,936 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-06 19:06:55,937 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-06 19:06:55,938 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-06 19:06:55,939 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-06 19:06:55,940 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-06 19:06:55,941 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-06 19:06:55,942 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-06 19:06:55,942 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-06 19:06:55,942 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-06 19:06:55,942 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-06 19:06:55,942 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-06 19:06:55,942 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-06 19:06:55,942 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-06 19:06:55,943 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure cstrcspn [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-06 19:06:55,944 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-06 19:06:55,945 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-06 19:06:55,945 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-06 19:06:55,945 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-06 19:06:55,945 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-06 19:06:55,945 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-06 19:06:56,394 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-06 19:06:56,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 07:06:56 BoogieIcfgContainer [2018-04-06 19:06:56,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-06 19:06:56,395 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-06 19:06:56,396 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-06 19:06:56,398 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-06 19:06:56,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.04 07:06:55" (1/3) ... [2018-04-06 19:06:56,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@717593d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 07:06:56, skipping insertion in model container [2018-04-06 19:06:56,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.04 07:06:55" (2/3) ... [2018-04-06 19:06:56,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@717593d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.04 07:06:56, skipping insertion in model container [2018-04-06 19:06:56,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.04 07:06:56" (3/3) ... [2018-04-06 19:06:56,401 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-04-06 19:06:56,408 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-06 19:06:56,416 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-04-06 19:06:56,455 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-06 19:06:56,455 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-06 19:06:56,456 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-06 19:06:56,456 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-06 19:06:56,456 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-06 19:06:56,456 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-06 19:06:56,456 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-06 19:06:56,456 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-06 19:06:56,456 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-06 19:06:56,457 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-06 19:06:56,470 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states. [2018-04-06 19:06:56,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-06 19:06:56,474 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:56,475 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:06:56,475 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:56,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1502290826, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:56,493 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:56,531 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:56,571 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:06:56,572 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:56,577 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:06:56,577 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 19:06:56,613 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-06 19:06:56,613 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:56,637 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 19:06:56,637 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-04-06 19:06:56,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:56,649 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:56,705 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:56,705 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 19:06:56,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 19:06:56,722 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 19:06:56,723 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 19:06:56,726 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 4 states. [2018-04-06 19:06:56,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:56,810 INFO L93 Difference]: Finished difference Result 149 states and 161 transitions. [2018-04-06 19:06:56,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-06 19:06:56,812 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2018-04-06 19:06:56,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:56,824 INFO L225 Difference]: With dead ends: 149 [2018-04-06 19:06:56,824 INFO L226 Difference]: Without dead ends: 87 [2018-04-06 19:06:56,828 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-06 19:06:56,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-04-06 19:06:56,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-04-06 19:06:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-04-06 19:06:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 92 transitions. [2018-04-06 19:06:56,873 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 92 transitions. Word has length 19 [2018-04-06 19:06:56,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:56,874 INFO L459 AbstractCegarLoop]: Abstraction has 87 states and 92 transitions. [2018-04-06 19:06:56,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 19:06:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2018-04-06 19:06:56,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-06 19:06:56,875 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:56,875 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:06:56,875 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:56,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1502290825, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:56,883 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:56,900 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:56,932 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:06:56,933 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:56,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:06:56,961 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:56,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:06:56,981 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:17 [2018-04-06 19:06:57,017 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:06:57,019 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:06:57,020 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-06 19:06:57,021 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,036 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-06 19:06:57,037 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,048 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,049 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:28, output treesize:12 [2018-04-06 19:06:57,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,063 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:57,170 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,170 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 5 variables, input treesize:25, output treesize:3 [2018-04-06 19:06:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,217 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:57,217 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2018-04-06 19:06:57,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-06 19:06:57,219 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-06 19:06:57,221 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-04-06 19:06:57,222 INFO L87 Difference]: Start difference. First operand 87 states and 92 transitions. Second operand 9 states. [2018-04-06 19:06:57,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:57,425 INFO L93 Difference]: Finished difference Result 87 states and 92 transitions. [2018-04-06 19:06:57,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 19:06:57,426 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-04-06 19:06:57,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:57,427 INFO L225 Difference]: With dead ends: 87 [2018-04-06 19:06:57,427 INFO L226 Difference]: Without dead ends: 86 [2018-04-06 19:06:57,428 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-04-06 19:06:57,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-04-06 19:06:57,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-04-06 19:06:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-04-06 19:06:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 91 transitions. [2018-04-06 19:06:57,436 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 91 transitions. Word has length 19 [2018-04-06 19:06:57,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:57,436 INFO L459 AbstractCegarLoop]: Abstraction has 86 states and 91 transitions. [2018-04-06 19:06:57,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-06 19:06:57,437 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2018-04-06 19:06:57,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-06 19:06:57,437 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:57,438 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:06:57,438 INFO L408 AbstractCegarLoop]: === Iteration 3 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:57,438 INFO L82 PathProgramCache]: Analyzing trace with hash 673624654, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:57,446 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:57,459 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:57,466 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:06:57,467 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,472 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,473 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-06 19:06:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,483 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:57,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,516 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:57,516 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 19:06:57,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-06 19:06:57,516 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-06 19:06:57,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-06 19:06:57,517 INFO L87 Difference]: Start difference. First operand 86 states and 91 transitions. Second operand 4 states. [2018-04-06 19:06:57,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:57,596 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2018-04-06 19:06:57,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-06 19:06:57,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-04-06 19:06:57,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:57,598 INFO L225 Difference]: With dead ends: 86 [2018-04-06 19:06:57,598 INFO L226 Difference]: Without dead ends: 85 [2018-04-06 19:06:57,598 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-06 19:06:57,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-04-06 19:06:57,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2018-04-06 19:06:57,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-04-06 19:06:57,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 90 transitions. [2018-04-06 19:06:57,607 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 90 transitions. Word has length 20 [2018-04-06 19:06:57,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:57,607 INFO L459 AbstractCegarLoop]: Abstraction has 85 states and 90 transitions. [2018-04-06 19:06:57,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-06 19:06:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2018-04-06 19:06:57,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-04-06 19:06:57,608 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:57,609 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:06:57,609 INFO L408 AbstractCegarLoop]: === Iteration 4 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:57,609 INFO L82 PathProgramCache]: Analyzing trace with hash 673624655, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:57,615 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:57,629 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:57,635 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:06:57,635 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,639 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:06:57,640 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-04-06 19:06:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,653 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:57,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,693 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:57,693 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-04-06 19:06:57,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-06 19:06:57,694 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-06 19:06:57,694 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-04-06 19:06:57,694 INFO L87 Difference]: Start difference. First operand 85 states and 90 transitions. Second operand 7 states. [2018-04-06 19:06:57,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:57,781 INFO L93 Difference]: Finished difference Result 85 states and 90 transitions. [2018-04-06 19:06:57,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 19:06:57,782 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-04-06 19:06:57,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:57,783 INFO L225 Difference]: With dead ends: 85 [2018-04-06 19:06:57,783 INFO L226 Difference]: Without dead ends: 84 [2018-04-06 19:06:57,784 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-04-06 19:06:57,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-06 19:06:57,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-04-06 19:06:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-06 19:06:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 89 transitions. [2018-04-06 19:06:57,789 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 89 transitions. Word has length 20 [2018-04-06 19:06:57,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:57,789 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 89 transitions. [2018-04-06 19:06:57,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-06 19:06:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2018-04-06 19:06:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-06 19:06:57,790 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:57,790 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] [2018-04-06 19:06:57,790 INFO L408 AbstractCegarLoop]: === Iteration 5 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:57,790 INFO L82 PathProgramCache]: Analyzing trace with hash -1318617665, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:57,798 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:57,817 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:57,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,840 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:57,868 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:57,868 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-06 19:06:57,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 19:06:57,869 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 19:06:57,869 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-06 19:06:57,869 INFO L87 Difference]: Start difference. First operand 84 states and 89 transitions. Second operand 6 states. [2018-04-06 19:06:57,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:57,953 INFO L93 Difference]: Finished difference Result 88 states and 93 transitions. [2018-04-06 19:06:57,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 19:06:57,954 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-04-06 19:06:57,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:57,955 INFO L225 Difference]: With dead ends: 88 [2018-04-06 19:06:57,955 INFO L226 Difference]: Without dead ends: 86 [2018-04-06 19:06:57,955 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-06 19:06:57,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-04-06 19:06:57,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 85. [2018-04-06 19:06:57,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-04-06 19:06:57,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 91 transitions. [2018-04-06 19:06:57,961 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 91 transitions. Word has length 29 [2018-04-06 19:06:57,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:57,961 INFO L459 AbstractCegarLoop]: Abstraction has 85 states and 91 transitions. [2018-04-06 19:06:57,962 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 19:06:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2018-04-06 19:06:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-04-06 19:06:57,963 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:57,963 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:06:57,963 INFO L408 AbstractCegarLoop]: === Iteration 6 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:57,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1318617664, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:57,975 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:57,992 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:58,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,051 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:58,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-06 19:06:58,059 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:58,067 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-06 19:06:58,067 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:58,070 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:06:58,070 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-06 19:06:58,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,102 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:58,102 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2018-04-06 19:06:58,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-06 19:06:58,103 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-06 19:06:58,103 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-06 19:06:58,103 INFO L87 Difference]: Start difference. First operand 85 states and 91 transitions. Second operand 9 states. [2018-04-06 19:06:58,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:58,206 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2018-04-06 19:06:58,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-06 19:06:58,206 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2018-04-06 19:06:58,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:58,208 INFO L225 Difference]: With dead ends: 86 [2018-04-06 19:06:58,208 INFO L226 Difference]: Without dead ends: 84 [2018-04-06 19:06:58,208 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-04-06 19:06:58,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-04-06 19:06:58,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-04-06 19:06:58,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-06 19:06:58,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 89 transitions. [2018-04-06 19:06:58,216 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 89 transitions. Word has length 29 [2018-04-06 19:06:58,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:58,217 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 89 transitions. [2018-04-06 19:06:58,217 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-06 19:06:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2018-04-06 19:06:58,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-06 19:06:58,218 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:58,218 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] [2018-04-06 19:06:58,218 INFO L408 AbstractCegarLoop]: === Iteration 7 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:58,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1226889509, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:58,225 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:58,244 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,288 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:58,296 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-04-06 19:06:58,297 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:58,305 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-06 19:06:58,306 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:58,308 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:06:58,308 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-04-06 19:06:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,348 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:58,349 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2018-04-06 19:06:58,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-06 19:06:58,349 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-06 19:06:58,349 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-04-06 19:06:58,350 INFO L87 Difference]: Start difference. First operand 84 states and 89 transitions. Second operand 9 states. [2018-04-06 19:06:58,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:58,470 INFO L93 Difference]: Finished difference Result 95 states and 101 transitions. [2018-04-06 19:06:58,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-06 19:06:58,470 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 37 [2018-04-06 19:06:58,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:58,473 INFO L225 Difference]: With dead ends: 95 [2018-04-06 19:06:58,473 INFO L226 Difference]: Without dead ends: 92 [2018-04-06 19:06:58,474 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 64 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-04-06 19:06:58,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-04-06 19:06:58,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 84. [2018-04-06 19:06:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-04-06 19:06:58,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 90 transitions. [2018-04-06 19:06:58,481 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 90 transitions. Word has length 37 [2018-04-06 19:06:58,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:58,482 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 90 transitions. [2018-04-06 19:06:58,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-06 19:06:58,482 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2018-04-06 19:06:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-04-06 19:06:58,483 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:58,483 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] [2018-04-06 19:06:58,483 INFO L408 AbstractCegarLoop]: === Iteration 8 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:58,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1226889508, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:58,489 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:58,509 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:58,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,531 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,556 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:58,557 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-04-06 19:06:58,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-06 19:06:58,557 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-06 19:06:58,557 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-06 19:06:58,558 INFO L87 Difference]: Start difference. First operand 84 states and 90 transitions. Second operand 6 states. [2018-04-06 19:06:58,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:58,626 INFO L93 Difference]: Finished difference Result 92 states and 98 transitions. [2018-04-06 19:06:58,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-06 19:06:58,627 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2018-04-06 19:06:58,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:58,628 INFO L225 Difference]: With dead ends: 92 [2018-04-06 19:06:58,628 INFO L226 Difference]: Without dead ends: 89 [2018-04-06 19:06:58,628 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-04-06 19:06:58,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-04-06 19:06:58,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 82. [2018-04-06 19:06:58,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-04-06 19:06:58,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 87 transitions. [2018-04-06 19:06:58,634 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 87 transitions. Word has length 37 [2018-04-06 19:06:58,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:58,635 INFO L459 AbstractCegarLoop]: Abstraction has 82 states and 87 transitions. [2018-04-06 19:06:58,635 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-06 19:06:58,635 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2018-04-06 19:06:58,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-04-06 19:06:58,636 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:58,636 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] [2018-04-06 19:06:58,636 INFO L408 AbstractCegarLoop]: === Iteration 9 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:58,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1561613939, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:58,643 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:58,664 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:58,701 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:06:58,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-06 19:06:58,704 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:06:58,704 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-06 19:06:58,705 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:58,710 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:06:58,714 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-06 19:06:58,714 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-04-06 19:06:58,760 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:06:58,771 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:06:58,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,782 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:58,829 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_12| Int)) (or (not (= (select |c_#valid| |v_main_#t~malloc13.base_12|) 0)) (= |c_old(#valid)| (store (store (store |c_#valid| |v_main_#t~malloc13.base_12| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_12| 0)))) is different from false [2018-04-06 19:06:58,848 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_12| Int) (|v_main_#t~malloc12.base_11| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_11| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_12| 1) |v_main_#t~malloc12.base_11| 0) |v_main_#t~malloc13.base_12| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_12|) 0)) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_11|)))))) is different from false [2018-04-06 19:06:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:58,900 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:58,901 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-04-06 19:06:58,901 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 19:06:58,901 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 19:06:58,901 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-04-06 19:06:58,901 INFO L87 Difference]: Start difference. First operand 82 states and 87 transitions. Second operand 12 states. [2018-04-06 19:06:58,911 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc13.base_12| Int) (|v_main_#t~malloc12.base_11| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_11| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_12| 1) |v_main_#t~malloc12.base_11| 0) |v_main_#t~malloc13.base_12| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_12|) 0)) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_11|)))))) (= |c_#valid| |c_old(#valid)|)) is different from false [2018-04-06 19:06:59,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:06:59,269 INFO L93 Difference]: Finished difference Result 149 states and 158 transitions. [2018-04-06 19:06:59,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-06 19:06:59,269 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 42 [2018-04-06 19:06:59,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:06:59,271 INFO L225 Difference]: With dead ends: 149 [2018-04-06 19:06:59,271 INFO L226 Difference]: Without dead ends: 134 [2018-04-06 19:06:59,272 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-04-06 19:06:59,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-04-06 19:06:59,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 130. [2018-04-06 19:06:59,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-04-06 19:06:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 142 transitions. [2018-04-06 19:06:59,286 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 142 transitions. Word has length 42 [2018-04-06 19:06:59,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:06:59,287 INFO L459 AbstractCegarLoop]: Abstraction has 130 states and 142 transitions. [2018-04-06 19:06:59,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 19:06:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 142 transitions. [2018-04-06 19:06:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-06 19:06:59,289 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:06:59,289 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:06:59,289 INFO L408 AbstractCegarLoop]: === Iteration 10 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:06:59,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1809106679, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:06:59,302 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:06:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:06:59,330 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:06:59,363 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:06:59,364 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 27 [2018-04-06 19:06:59,367 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 23 treesize of output 15 [2018-04-06 19:06:59,368 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:06:59,373 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:06:59,377 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-06 19:06:59,378 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-04-06 19:06:59,444 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:06:59,457 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:06:59,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:59,462 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:06:59,490 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_14| Int)) (or (= |c_old(#valid)| (store (store (store |c_#valid| |v_main_#t~malloc13.base_14| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_14| 0)) (not (= (select |c_#valid| |v_main_#t~malloc13.base_14|) 0)))) is different from false [2018-04-06 19:06:59,510 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_14| Int) (|v_main_#t~malloc12.base_13| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_13| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_13|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_14| 1) |v_main_#t~malloc12.base_13| 0) |v_main_#t~malloc13.base_14| 0) |c_old(#valid)|) (not (= 0 (select .cse0 |v_main_#t~malloc13.base_14|)))))) is different from false [2018-04-06 19:06:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:06:59,558 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:06:59,559 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-04-06 19:06:59,559 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 19:06:59,559 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 19:06:59,559 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-04-06 19:06:59,559 INFO L87 Difference]: Start difference. First operand 130 states and 142 transitions. Second operand 12 states. [2018-04-06 19:06:59,571 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc13.base_14| Int) (|v_main_#t~malloc12.base_13| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_13| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_13|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_14| 1) |v_main_#t~malloc12.base_13| 0) |v_main_#t~malloc13.base_14| 0) |c_old(#valid)|) (not (= 0 (select .cse0 |v_main_#t~malloc13.base_14|))))))) is different from false [2018-04-06 19:07:00,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:00,047 INFO L93 Difference]: Finished difference Result 197 states and 212 transitions. [2018-04-06 19:07:00,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-06 19:07:00,047 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 43 [2018-04-06 19:07:00,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:00,049 INFO L225 Difference]: With dead ends: 197 [2018-04-06 19:07:00,049 INFO L226 Difference]: Without dead ends: 182 [2018-04-06 19:07:00,050 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 75 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-04-06 19:07:00,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-04-06 19:07:00,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 131. [2018-04-06 19:07:00,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-06 19:07:00,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 143 transitions. [2018-04-06 19:07:00,061 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 143 transitions. Word has length 43 [2018-04-06 19:07:00,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:00,062 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 143 transitions. [2018-04-06 19:07:00,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 19:07:00,062 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2018-04-06 19:07:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-04-06 19:07:00,063 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:00,063 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:00,063 INFO L408 AbstractCegarLoop]: === Iteration 11 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:00,064 INFO L82 PathProgramCache]: Analyzing trace with hash 2075013500, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:00,070 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:00,092 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:00,155 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:00,156 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-04-06 19:07:00,158 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:00,159 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-06 19:07:00,160 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:00,167 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:00,185 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-06 19:07:00,185 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-04-06 19:07:00,223 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:07:00,228 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:07:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:00,234 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:00,251 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_16| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc13.base_16|))) (= (store (store (store |c_#valid| |v_main_#t~malloc13.base_16| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_16| 0) |c_old(#valid)|))) is different from false [2018-04-06 19:07:00,256 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_16| Int) (|v_main_#t~malloc12.base_15| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_15| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_16| 1) |v_main_#t~malloc12.base_15| 0) |v_main_#t~malloc13.base_16| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_15|))) (not (= (select .cse0 |v_main_#t~malloc13.base_16|) 0))))) is different from false [2018-04-06 19:07:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:00,292 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:07:00,292 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-04-06 19:07:00,292 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 19:07:00,292 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 19:07:00,292 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-04-06 19:07:00,293 INFO L87 Difference]: Start difference. First operand 131 states and 143 transitions. Second operand 12 states. [2018-04-06 19:07:00,301 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc13.base_16| Int) (|v_main_#t~malloc12.base_15| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_15| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_16| 1) |v_main_#t~malloc12.base_15| 0) |v_main_#t~malloc13.base_16| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_15|))) (not (= (select .cse0 |v_main_#t~malloc13.base_16|) 0)))))) is different from false [2018-04-06 19:07:00,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:00,616 INFO L93 Difference]: Finished difference Result 197 states and 212 transitions. [2018-04-06 19:07:00,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-06 19:07:00,616 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 43 [2018-04-06 19:07:00,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:00,618 INFO L225 Difference]: With dead ends: 197 [2018-04-06 19:07:00,618 INFO L226 Difference]: Without dead ends: 182 [2018-04-06 19:07:00,618 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 75 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-04-06 19:07:00,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-04-06 19:07:00,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 131. [2018-04-06 19:07:00,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-06 19:07:00,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 143 transitions. [2018-04-06 19:07:00,627 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 143 transitions. Word has length 43 [2018-04-06 19:07:00,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:00,628 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 143 transitions. [2018-04-06 19:07:00,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 19:07:00,628 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2018-04-06 19:07:00,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-04-06 19:07:00,629 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:00,629 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] [2018-04-06 19:07:00,629 INFO L408 AbstractCegarLoop]: === Iteration 12 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:00,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1419559704, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:00,636 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:00,660 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:00,690 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:00,690 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 27 [2018-04-06 19:07:00,696 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 23 treesize of output 15 [2018-04-06 19:07:00,696 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:00,705 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:00,716 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-06 19:07:00,717 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-04-06 19:07:00,744 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:07:00,748 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-04-06 19:07:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:00,752 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:00,768 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_18| Int)) (or (= |c_old(#valid)| (store (store (store |c_#valid| |v_main_#t~malloc13.base_18| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_18| 0)) (not (= (select |c_#valid| |v_main_#t~malloc13.base_18|) 0)))) is different from false [2018-04-06 19:07:00,771 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc12.base_17| Int) (|v_main_#t~malloc13.base_18| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_17| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_17|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_18| 1) |v_main_#t~malloc12.base_17| 0) |v_main_#t~malloc13.base_18| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_18|) 0))))) is different from false [2018-04-06 19:07:00,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:00,808 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:07:00,808 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-04-06 19:07:00,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-06 19:07:00,809 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-06 19:07:00,809 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-04-06 19:07:00,809 INFO L87 Difference]: Start difference. First operand 131 states and 143 transitions. Second operand 12 states. [2018-04-06 19:07:00,818 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc12.base_17| Int) (|v_main_#t~malloc13.base_18| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_17| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_17|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_18| 1) |v_main_#t~malloc12.base_17| 0) |v_main_#t~malloc13.base_18| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_18|) 0)))))) is different from false [2018-04-06 19:07:01,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:01,123 INFO L93 Difference]: Finished difference Result 135 states and 143 transitions. [2018-04-06 19:07:01,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-06 19:07:01,123 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 44 [2018-04-06 19:07:01,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:01,124 INFO L225 Difference]: With dead ends: 135 [2018-04-06 19:07:01,124 INFO L226 Difference]: Without dead ends: 120 [2018-04-06 19:07:01,124 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-04-06 19:07:01,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-04-06 19:07:01,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 67. [2018-04-06 19:07:01,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-04-06 19:07:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 71 transitions. [2018-04-06 19:07:01,131 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 71 transitions. Word has length 44 [2018-04-06 19:07:01,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:01,132 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 71 transitions. [2018-04-06 19:07:01,132 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-06 19:07:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2018-04-06 19:07:01,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-04-06 19:07:01,132 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:01,132 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:01,133 INFO L408 AbstractCegarLoop]: === Iteration 13 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:01,133 INFO L82 PathProgramCache]: Analyzing trace with hash -525210978, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:01,141 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:01,159 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:01,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:01,176 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:01,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:01,227 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:07:01,227 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-04-06 19:07:01,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-06 19:07:01,228 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-06 19:07:01,228 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 19:07:01,228 INFO L87 Difference]: Start difference. First operand 67 states and 71 transitions. Second operand 3 states. [2018-04-06 19:07:01,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:01,239 INFO L93 Difference]: Finished difference Result 104 states and 111 transitions. [2018-04-06 19:07:01,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-06 19:07:01,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-04-06 19:07:01,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:01,240 INFO L225 Difference]: With dead ends: 104 [2018-04-06 19:07:01,240 INFO L226 Difference]: Without dead ends: 68 [2018-04-06 19:07:01,241 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-06 19:07:01,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-04-06 19:07:01,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-04-06 19:07:01,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-04-06 19:07:01,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2018-04-06 19:07:01,249 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 48 [2018-04-06 19:07:01,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:01,249 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2018-04-06 19:07:01,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-06 19:07:01,249 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2018-04-06 19:07:01,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-06 19:07:01,249 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:01,250 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:01,250 INFO L408 AbstractCegarLoop]: === Iteration 14 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:01,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1345608225, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:01,256 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:01,275 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:01,296 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 14 treesize of output 11 [2018-04-06 19:07:01,297 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 19:07:01,298 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:01,299 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:01,304 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 19:07:01,304 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:21 [2018-04-06 19:07:01,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-04-06 19:07:01,367 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 14 treesize of output 11 [2018-04-06 19:07:01,367 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-06 19:07:01,371 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:01,380 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:01,381 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:34, output treesize:33 [2018-04-06 19:07:01,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:01,493 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:01,694 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-06 19:07:01,695 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:01,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-06 19:07:01,708 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-06 19:07:01,709 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:01,710 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:01,714 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:01,715 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:35, output treesize:7 [2018-04-06 19:07:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:01,743 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 19:07:01,744 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2018-04-06 19:07:01,744 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-06 19:07:01,744 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-06 19:07:01,744 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2018-04-06 19:07:01,744 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 21 states. [2018-04-06 19:07:02,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:02,424 INFO L93 Difference]: Finished difference Result 146 states and 154 transitions. [2018-04-06 19:07:02,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-06 19:07:02,424 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-04-06 19:07:02,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:02,426 INFO L225 Difference]: With dead ends: 146 [2018-04-06 19:07:02,426 INFO L226 Difference]: Without dead ends: 145 [2018-04-06 19:07:02,427 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2018-04-06 19:07:02,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-06 19:07:02,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 81. [2018-04-06 19:07:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-04-06 19:07:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 88 transitions. [2018-04-06 19:07:02,441 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 88 transitions. Word has length 50 [2018-04-06 19:07:02,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:02,441 INFO L459 AbstractCegarLoop]: Abstraction has 81 states and 88 transitions. [2018-04-06 19:07:02,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-06 19:07:02,441 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2018-04-06 19:07:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-04-06 19:07:02,442 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:02,442 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:02,442 INFO L408 AbstractCegarLoop]: === Iteration 15 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:02,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1345608224, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:02,453 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:02,471 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:02,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-06 19:07:02,489 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-06 19:07:02,523 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:07:02,523 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-04-06 19:07:02,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-06 19:07:02,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-06 19:07:02,524 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-06 19:07:02,524 INFO L87 Difference]: Start difference. First operand 81 states and 88 transitions. Second operand 7 states. [2018-04-06 19:07:02,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:02,604 INFO L93 Difference]: Finished difference Result 84 states and 91 transitions. [2018-04-06 19:07:02,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-06 19:07:02,605 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2018-04-06 19:07:02,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:02,605 INFO L225 Difference]: With dead ends: 84 [2018-04-06 19:07:02,605 INFO L226 Difference]: Without dead ends: 83 [2018-04-06 19:07:02,606 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-04-06 19:07:02,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-04-06 19:07:02,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 80. [2018-04-06 19:07:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-04-06 19:07:02,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 86 transitions. [2018-04-06 19:07:02,615 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 86 transitions. Word has length 50 [2018-04-06 19:07:02,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:02,615 INFO L459 AbstractCegarLoop]: Abstraction has 80 states and 86 transitions. [2018-04-06 19:07:02,615 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-06 19:07:02,616 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2018-04-06 19:07:02,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-06 19:07:02,616 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:02,616 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:02,617 INFO L408 AbstractCegarLoop]: === Iteration 16 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:02,617 INFO L82 PathProgramCache]: Analyzing trace with hash 2118655323, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:02,622 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:02,638 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:02,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-06 19:07:02,657 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:02,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-04-06 19:07:02,684 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-06 19:07:02,684 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-04-06 19:07:02,684 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-04-06 19:07:02,684 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-04-06 19:07:02,684 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-04-06 19:07:02,685 INFO L87 Difference]: Start difference. First operand 80 states and 86 transitions. Second operand 7 states. [2018-04-06 19:07:02,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:02,734 INFO L93 Difference]: Finished difference Result 80 states and 86 transitions. [2018-04-06 19:07:02,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-06 19:07:02,735 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-04-06 19:07:02,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:02,735 INFO L225 Difference]: With dead ends: 80 [2018-04-06 19:07:02,735 INFO L226 Difference]: Without dead ends: 79 [2018-04-06 19:07:02,736 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-04-06 19:07:02,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-04-06 19:07:02,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2018-04-06 19:07:02,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-04-06 19:07:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 85 transitions. [2018-04-06 19:07:02,744 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 85 transitions. Word has length 51 [2018-04-06 19:07:02,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:02,744 INFO L459 AbstractCegarLoop]: Abstraction has 79 states and 85 transitions. [2018-04-06 19:07:02,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-04-06 19:07:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2018-04-06 19:07:02,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-04-06 19:07:02,745 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:02,745 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:02,745 INFO L408 AbstractCegarLoop]: === Iteration 17 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:02,745 INFO L82 PathProgramCache]: Analyzing trace with hash 2118655324, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:02,755 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:02,775 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:02,779 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:07:02,779 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,783 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,783 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 19:07:02,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:02,796 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:02,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-06 19:07:02,797 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,800 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,800 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-04-06 19:07:02,860 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-04-06 19:07:02,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 19:07:02,863 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,864 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,870 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-06 19:07:02,870 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:25 [2018-04-06 19:07:02,900 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 26 [2018-04-06 19:07:02,902 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-04-06 19:07:02,902 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,909 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:02,920 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-04-06 19:07:02,920 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:35 [2018-04-06 19:07:03,051 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-04-06 19:07:03,067 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 14 treesize of output 11 [2018-04-06 19:07:03,068 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-06 19:07:03,095 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-04-06 19:07:03,095 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:03,098 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:03,109 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:03,109 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:48, output treesize:33 [2018-04-06 19:07:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:03,195 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:03,529 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-04-06 19:07:03,530 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:03,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-06 19:07:03,551 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-06 19:07:03,552 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:03,554 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:03,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:03,562 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:35, output treesize:7 [2018-04-06 19:07:03,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:03,623 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 19:07:03,623 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11] total 24 [2018-04-06 19:07:03,623 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-06 19:07:03,624 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-06 19:07:03,624 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2018-04-06 19:07:03,624 INFO L87 Difference]: Start difference. First operand 79 states and 85 transitions. Second operand 25 states. [2018-04-06 19:07:04,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:04,491 INFO L93 Difference]: Finished difference Result 171 states and 185 transitions. [2018-04-06 19:07:04,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-06 19:07:04,492 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 51 [2018-04-06 19:07:04,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:04,493 INFO L225 Difference]: With dead ends: 171 [2018-04-06 19:07:04,493 INFO L226 Difference]: Without dead ends: 170 [2018-04-06 19:07:04,494 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=221, Invalid=1185, Unknown=0, NotChecked=0, Total=1406 [2018-04-06 19:07:04,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2018-04-06 19:07:04,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 125. [2018-04-06 19:07:04,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-04-06 19:07:04,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 136 transitions. [2018-04-06 19:07:04,513 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 136 transitions. Word has length 51 [2018-04-06 19:07:04,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:04,514 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 136 transitions. [2018-04-06 19:07:04,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-06 19:07:04,514 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 136 transitions. [2018-04-06 19:07:04,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-04-06 19:07:04,515 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:04,515 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:04,515 INFO L408 AbstractCegarLoop]: === Iteration 18 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:04,515 INFO L82 PathProgramCache]: Analyzing trace with hash -618442075, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:04,521 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:04,540 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:04,542 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:07:04,543 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:04,548 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:04,548 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-04-06 19:07:04,559 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 15 treesize of output 12 [2018-04-06 19:07:04,561 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-06 19:07:04,561 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:04,562 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:04,566 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:04,567 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-04-06 19:07:04,624 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-04-06 19:07:04,632 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-06 19:07:04,632 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-06 19:07:04,635 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:04,640 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:04,641 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:34 [2018-04-06 19:07:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:04,769 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:05,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-06 19:07:05,123 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-06 19:07:05,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:05,124 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:05,130 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:05,130 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:35 [2018-04-06 19:07:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:05,257 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 19:07:05,257 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2018-04-06 19:07:05,258 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-06 19:07:05,258 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-06 19:07:05,258 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=781, Unknown=0, NotChecked=0, Total=870 [2018-04-06 19:07:05,258 INFO L87 Difference]: Start difference. First operand 125 states and 136 transitions. Second operand 30 states. [2018-04-06 19:07:06,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:06,554 INFO L93 Difference]: Finished difference Result 279 states and 294 transitions. [2018-04-06 19:07:06,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-04-06 19:07:06,554 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 63 [2018-04-06 19:07:06,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:06,555 INFO L225 Difference]: With dead ends: 279 [2018-04-06 19:07:06,555 INFO L226 Difference]: Without dead ends: 278 [2018-04-06 19:07:06,556 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=599, Invalid=2263, Unknown=0, NotChecked=0, Total=2862 [2018-04-06 19:07:06,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-04-06 19:07:06,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 94. [2018-04-06 19:07:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-04-06 19:07:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 100 transitions. [2018-04-06 19:07:06,573 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 100 transitions. Word has length 63 [2018-04-06 19:07:06,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:06,573 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 100 transitions. [2018-04-06 19:07:06,573 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-06 19:07:06,574 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2018-04-06 19:07:06,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-04-06 19:07:06,574 INFO L347 BasicCegarLoop]: Found error trace [2018-04-06 19:07:06,575 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-06 19:07:06,575 INFO L408 AbstractCegarLoop]: === Iteration 19 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-04-06 19:07:06,575 INFO L82 PathProgramCache]: Analyzing trace with hash 1737547768, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-06 19:07:06,584 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-06 19:07:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-06 19:07:06,606 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-06 19:07:06,611 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:07:06,611 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-06 19:07:06,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,627 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,627 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-04-06 19:07:06,638 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:06,639 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-04-06 19:07:06,639 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,646 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:06,647 INFO L700 Elim1Store]: detected not equals via solver [2018-04-06 19:07:06,647 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-04-06 19:07:06,647 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,652 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,652 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:18 [2018-04-06 19:07:06,668 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-04-06 19:07:06,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-04-06 19:07:06,670 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,671 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,674 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,675 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:21 [2018-04-06 19:07:06,687 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2018-04-06 19:07:06,689 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 13 treesize of output 12 [2018-04-06 19:07:06,689 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,693 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,698 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-04-06 19:07:06,698 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:28 [2018-04-06 19:07:06,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-04-06 19:07:06,886 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-04-06 19:07:06,887 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-04-06 19:07:06,893 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select 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 1 [2018-04-06 19:07:06,893 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:06,896 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:06,902 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:06,902 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:45, output treesize:34 [2018-04-06 19:07:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:06,996 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-06 19:07:07,424 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-04-06 19:07:07,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-04-06 19:07:07,432 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-06 19:07:07,434 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-06 19:07:07,438 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-04-06 19:07:07,439 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:35 [2018-04-06 19:07:07,841 WARN L148 SmtUtils]: Spent 327ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-06 19:07:08,212 WARN L148 SmtUtils]: Spent 330ms on a formula simplification that was a NOOP. DAG size: 34 [2018-04-06 19:07:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-06 19:07:08,259 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-04-06 19:07:08,259 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 31 [2018-04-06 19:07:08,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-06 19:07:08,259 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-06 19:07:08,260 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=900, Unknown=0, NotChecked=0, Total=992 [2018-04-06 19:07:08,260 INFO L87 Difference]: Start difference. First operand 94 states and 100 transitions. Second operand 32 states. [2018-04-06 19:07:09,779 WARN L151 SmtUtils]: Spent 1146ms on a formula simplification. DAG size of input: 55 DAG size of output 45 [2018-04-06 19:07:11,932 WARN L151 SmtUtils]: Spent 1727ms on a formula simplification. DAG size of input: 65 DAG size of output 50 [2018-04-06 19:07:14,261 WARN L151 SmtUtils]: Spent 2047ms on a formula simplification. DAG size of input: 48 DAG size of output 39 [2018-04-06 19:07:16,100 WARN L151 SmtUtils]: Spent 1804ms on a formula simplification. DAG size of input: 54 DAG size of output 46 [2018-04-06 19:07:18,465 WARN L151 SmtUtils]: Spent 2081ms on a formula simplification. DAG size of input: 67 DAG size of output 53 [2018-04-06 19:07:19,939 WARN L151 SmtUtils]: Spent 984ms on a formula simplification. DAG size of input: 50 DAG size of output 40 [2018-04-06 19:07:21,773 WARN L151 SmtUtils]: Spent 1798ms on a formula simplification. DAG size of input: 59 DAG size of output 47 [2018-04-06 19:07:23,580 WARN L151 SmtUtils]: Spent 1665ms on a formula simplification. DAG size of input: 71 DAG size of output 56 [2018-04-06 19:07:23,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-06 19:07:23,586 INFO L93 Difference]: Finished difference Result 122 states and 130 transitions. [2018-04-06 19:07:23,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-06 19:07:23,587 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 73 [2018-04-06 19:07:23,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-06 19:07:23,587 INFO L225 Difference]: With dead ends: 122 [2018-04-06 19:07:23,587 INFO L226 Difference]: Without dead ends: 0 [2018-04-06 19:07:23,588 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 16.2s TimeCoverageRelationStatistics Valid=448, Invalid=2204, Unknown=0, NotChecked=0, Total=2652 [2018-04-06 19:07:23,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-04-06 19:07:23,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-04-06 19:07:23,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-04-06 19:07:23,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-04-06 19:07:23,589 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2018-04-06 19:07:23,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-06 19:07:23,589 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-04-06 19:07:23,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-06 19:07:23,589 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-04-06 19:07:23,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-04-06 19:07:23,593 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-04-06 19:07:23,875 WARN L151 SmtUtils]: Spent 280ms on a formula simplification. DAG size of input: 240 DAG size of output 231 [2018-04-06 19:07:31,404 WARN L151 SmtUtils]: Spent 7415ms on a formula simplification. DAG size of input: 272 DAG size of output 127 [2018-04-06 19:07:31,563 WARN L151 SmtUtils]: Spent 156ms on a formula simplification. DAG size of input: 162 DAG size of output 1 [2018-04-06 19:07:31,731 WARN L151 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 153 DAG size of output 69 [2018-04-06 19:07:42,582 WARN L151 SmtUtils]: Spent 10849ms on a formula simplification. DAG size of input: 277 DAG size of output 133 [2018-04-06 19:07:42,645 INFO L416 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-04-06 19:07:42,645 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-04-06 19:07:42,645 INFO L412 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-04-06 19:07:42,645 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-04-06 19:07:42,645 INFO L416 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-04-06 19:07:42,645 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr4RequiresViolation(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,645 INFO L416 ceAbstractionStarter]: For program point cstrcspnEXIT(lines 540 554) no Hoare annotation was computed. [2018-04-06 19:07:42,645 INFO L416 ceAbstractionStarter]: For program point L540(lines 540 554) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L412 ceAbstractionStarter]: At program point L548''''''''''''''(lines 548 549) the Hoare annotation is: (let ((.cse0 (select |#length| |cstrcspn_#in~s2.base|))) (or (not (= (select (select |#memory_int| |cstrcspn_#in~s2.base|) (+ .cse0 (- 1))) 0)) (let ((.cse1 (select |#length| cstrcspn_~s1.base)) (.cse2 (select |#length| cstrcspn_~sc1~0.base))) (and (= 0 (select (select |#memory_int| cstrcspn_~s1.base) (+ .cse1 (- 1)))) (= (select (select |#memory_int| cstrcspn_~sc1~0.base) (+ .cse2 (- 1))) 0) (let ((.cse3 (select |#length| cstrcspn_~s~0.base))) (and (and (<= 0 cstrcspn_~s~0.offset) (= (select |#valid| cstrcspn_~s2.base) 1) (<= 0 cstrcspn_~s1.offset) (= (select |#valid| cstrcspn_~s~0.base) 1) (<= (+ cstrcspn_~s1.offset 1) .cse1) (<= 0 cstrcspn_~s2.offset) (<= (+ cstrcspn_~s~0.offset 1) .cse3) (<= 0 cstrcspn_~sc1~0.offset)) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ (select |#length| cstrcspn_~s2.base) (- 1))) 0) (= (select (select |#memory_int| cstrcspn_~s~0.base) (+ .cse3 (- 1))) 0) (<= (+ cstrcspn_~sc1~0.offset 2) .cse2) (exists ((main_~length2~0 Int) (v_main_~nondetString2~0.offset_BEFORE_CALL_2 Int)) (and (<= cstrcspn_~s2.offset v_main_~nondetString2~0.offset_BEFORE_CALL_2) (<= (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2) (select |#length| cstrcspn_~s2.base)) (<= 1 main_~length2~0) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2 (- 1))) 0))) (= 1 (select |#valid| cstrcspn_~sc1~0.base)) (= (select |#valid| cstrcspn_~s1.base) 1))))) (not (= 0 (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ (select |#length| |cstrcspn_#in~s1.base|) (- 1))))) (not (exists ((main_~nondetString2~0.base Int) (main_~nondetString2~0.offset Int)) (and (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ main_~nondetString2~0.offset (select |#length| main_~nondetString2~0.base) (- 1)))) (not (= main_~nondetString2~0.base |cstrcspn_#in~s1.base|))))) (or (not (= (select |#valid| |cstrcspn_#in~s1.base|) 1)) (< |cstrcspn_#in~s2.offset| 0) (not (exists ((|v_main_#t~malloc13.base_BEFORE_CALL_7| Int) (|v_main_#t~malloc12.base_BEFORE_CALL_7| Int)) (and (not (= |v_main_#t~malloc13.base_BEFORE_CALL_7| |v_main_#t~malloc12.base_BEFORE_CALL_7|)) (= (select |#valid| |v_main_#t~malloc12.base_BEFORE_CALL_7|) 1) (= (select |#valid| |v_main_#t~malloc13.base_BEFORE_CALL_7|) 1)))) (< |cstrcspn_#in~s1.offset| 0) (< .cse0 (+ |cstrcspn_#in~s2.offset| 1))) (not (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (<= |cstrcspn_#in~s1.offset| v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| |cstrcspn_#in~s1.base|)) (= (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1))) 0)))) (not (= (select |#valid| |cstrcspn_#in~s2.base|) 1)))) [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L548''''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L548'''''''''''''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L548(lines 548 549) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-04-06 19:07:42,646 INFO L416 ceAbstractionStarter]: For program point L550''(line 550) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr3RequiresViolation(line 547) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point L545'''''(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point cstrcspnFINAL(lines 540 554) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point L548'''''''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point L545''''''''''(lines 545 552) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point L550'(line 550) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr6RequiresViolation(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point L548''''''''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point L548'''''''''''''''(lines 548 549) no Hoare annotation was computed. [2018-04-06 19:07:42,647 INFO L416 ceAbstractionStarter]: For program point L545''(lines 545 552) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L419 ceAbstractionStarter]: At program point cstrcspnENTRY(lines 540 554) the Hoare annotation is: true [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point L548'''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr1RequiresViolation(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point L547'(line 547) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point L549''(line 549) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point L547''(line 547) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr9RequiresViolation(line 550) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr0RequiresViolation(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L412 ceAbstractionStarter]: At program point L545'''''''''(lines 545 552) the Hoare annotation is: (let ((.cse0 (select |#length| |cstrcspn_#in~s2.base|))) (or (and (= 0 (select (select |#memory_int| cstrcspn_~s1.base) (+ (select |#length| cstrcspn_~s1.base) (- 1)))) (and (= (select |#valid| cstrcspn_~s2.base) 1) (<= 0 cstrcspn_~s1.offset) (<= 0 cstrcspn_~s2.offset) (<= 0 cstrcspn_~sc1~0.offset)) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ (select |#length| cstrcspn_~s2.base) (- 1))) 0) (= (select (select |#memory_int| cstrcspn_~sc1~0.base) (+ (select |#length| cstrcspn_~sc1~0.base) (- 1))) 0) (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (= 0 (select (select |#memory_int| cstrcspn_~s1.base) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1)))) (<= cstrcspn_~s1.offset v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| cstrcspn_~s1.base)))) (exists ((main_~length2~0 Int) (v_main_~nondetString2~0.offset_BEFORE_CALL_2 Int)) (and (<= cstrcspn_~s2.offset v_main_~nondetString2~0.offset_BEFORE_CALL_2) (<= (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2) (select |#length| cstrcspn_~s2.base)) (<= 1 main_~length2~0) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2 (- 1))) 0))) (= 1 (select |#valid| cstrcspn_~sc1~0.base)) (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (<= cstrcspn_~sc1~0.offset v_main_~nondetString1~0.offset_BEFORE_CALL_2) (= 0 (select (select |#memory_int| cstrcspn_~sc1~0.base) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1)))) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| cstrcspn_~sc1~0.base)))) (= (select |#valid| cstrcspn_~s1.base) 1)) (not (= (select (select |#memory_int| |cstrcspn_#in~s2.base|) (+ .cse0 (- 1))) 0)) (not (= 0 (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ (select |#length| |cstrcspn_#in~s1.base|) (- 1))))) (not (exists ((main_~nondetString2~0.base Int) (main_~nondetString2~0.offset Int)) (and (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ main_~nondetString2~0.offset (select |#length| main_~nondetString2~0.base) (- 1)))) (not (= main_~nondetString2~0.base |cstrcspn_#in~s1.base|))))) (or (not (= (select |#valid| |cstrcspn_#in~s1.base|) 1)) (< |cstrcspn_#in~s2.offset| 0) (not (exists ((|v_main_#t~malloc13.base_BEFORE_CALL_7| Int) (|v_main_#t~malloc12.base_BEFORE_CALL_7| Int)) (and (not (= |v_main_#t~malloc13.base_BEFORE_CALL_7| |v_main_#t~malloc12.base_BEFORE_CALL_7|)) (= (select |#valid| |v_main_#t~malloc12.base_BEFORE_CALL_7|) 1) (= (select |#valid| |v_main_#t~malloc13.base_BEFORE_CALL_7|) 1)))) (< |cstrcspn_#in~s1.offset| 0) (< .cse0 (+ |cstrcspn_#in~s2.offset| 1))) (not (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (<= |cstrcspn_#in~s1.offset| v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| |cstrcspn_#in~s1.base|)) (= (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1))) 0)))) (not (= (select |#valid| |cstrcspn_#in~s2.base|) 1)))) [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr7RequiresViolation(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr8RequiresViolation(line 550) no Hoare annotation was computed. [2018-04-06 19:07:42,648 INFO L416 ceAbstractionStarter]: For program point L548''''''(lines 548 549) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L548'''''''''''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L548'(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L548'''''''''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L545'''(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L550(lines 550 551) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr2RequiresViolation(line 547) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L545'''''''(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L545''''''(lines 545 552) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr5RequiresViolation(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L548''''''''''''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L545'(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L545''''''''(line 545) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L548''(line 548) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L549'(line 549) no Hoare annotation was computed. [2018-04-06 19:07:42,649 INFO L416 ceAbstractionStarter]: For program point L59(line 59) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32FINAL(lines 56 60) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point L59'(line 59) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32EXIT(lines 56 60) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32ENTRY(lines 56 60) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L419 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-04-06 19:07:42,650 INFO L419 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point mainErr1RequiresViolation(line 566) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point L565'''(line 565) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point L561'(lines 561 563) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point L564(line 564) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-04-06 19:07:42,650 INFO L416 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L412 ceAbstractionStarter]: At program point L567(line 567) the Hoare annotation is: (let ((.cse1 (select |#length| main_~nondetString1~0.base)) (.cse0 (store |old(#valid)| |main_#t~malloc12.base| 1)) (.cse2 (select |#length| main_~nondetString2~0.base))) (and (= main_~nondetString2~0.offset 0) (= 0 main_~nondetString1~0.offset) (= |main_#t~malloc12.offset| 0) (= |#valid| (store .cse0 |main_#t~malloc13.base| 1)) (not (= main_~nondetString2~0.base main_~nondetString1~0.base)) (= .cse1 main_~length1~0) (exists ((main_~length2~0 Int)) (and (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ main_~nondetString2~0.offset main_~length2~0 (- 1)))) (<= 1 main_~length2~0) (<= (+ main_~nondetString2~0.offset main_~length2~0) (select |#length| main_~nondetString2~0.base)))) (= 1 (select |#valid| main_~nondetString1~0.base)) (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ .cse2 (- 1)))) (= 0 (select (select |#memory_int| main_~nondetString1~0.base) (+ .cse1 (- 1)))) (= 0 |main_#t~malloc13.offset|) (= (select |#length| |main_#t~malloc12.base|) main_~length1~0) (= (select .cse0 |main_#t~malloc13.base|) 0) (exists ((main_~length1~0 Int)) (and (<= (+ main_~nondetString1~0.offset main_~length1~0) (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0) (= (select (select |#memory_int| main_~nondetString1~0.base) (+ main_~nondetString1~0.offset main_~length1~0 (- 1))) 0))) (= .cse2 main_~length2~0) (= (select |#length| |main_#t~malloc13.base|) main_~length2~0) (= 1 (select |#valid| main_~nondetString2~0.base)) (= 0 (select |old(#valid)| |main_#t~malloc12.base|)) (not (= |main_#t~malloc13.base| main_~nondetString1~0.base)))) [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point mainErr0RequiresViolation(line 566) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point mainErr2RequiresViolation(line 567) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L558''(lines 555 569) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L566'(line 566) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L556'(line 556) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L568'(line 568) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L557''(line 557) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point mainErr3RequiresViolation(line 567) no Hoare annotation was computed. [2018-04-06 19:07:42,651 INFO L416 ceAbstractionStarter]: For program point L564'(line 564) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point mainFINAL(lines 555 569) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point mainErr4EnsuresViolationMEMORY_LEAK(lines 555 569) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L558(lines 558 560) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point mainEXIT(lines 555 569) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L412 ceAbstractionStarter]: At program point mainENTRY(lines 555 569) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L564''(line 564) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L565'(line 565) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L557'(line 557) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L565''(line 565) no Hoare annotation was computed. [2018-04-06 19:07:42,652 INFO L416 ceAbstractionStarter]: For program point L568''(line 568) no Hoare annotation was computed. [2018-04-06 19:07:42,653 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64EXIT(lines 61 65) no Hoare annotation was computed. [2018-04-06 19:07:42,653 INFO L416 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-04-06 19:07:42,653 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64ENTRY(lines 61 65) no Hoare annotation was computed. [2018-04-06 19:07:42,653 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64FINAL(lines 61 65) no Hoare annotation was computed. [2018-04-06 19:07:42,653 INFO L416 ceAbstractionStarter]: For program point L64'(line 64) no Hoare annotation was computed. [2018-04-06 19:07:42,660 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,661 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,661 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,661 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,661 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,662 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,662 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,662 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,662 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,662 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,663 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,663 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,663 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,663 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,663 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,663 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,664 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,664 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,664 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,664 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,664 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,664 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,665 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,665 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,665 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,665 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,665 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,665 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,665 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,666 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,666 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,666 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,668 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,668 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,669 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,669 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,669 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,669 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,669 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,670 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,670 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,670 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,670 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,670 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,670 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,671 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,671 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,671 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,671 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,671 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,671 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,671 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,672 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,679 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,679 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,679 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,680 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,681 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,681 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,681 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,681 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,681 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,682 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,682 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,682 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,682 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,683 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,683 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,683 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,683 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,684 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,684 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,684 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,684 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,684 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,685 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,685 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,685 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,685 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,686 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,686 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,686 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,686 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,686 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,687 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,687 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,687 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,688 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,688 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,717 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,717 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,717 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,717 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,718 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,719 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,719 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,719 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,722 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,722 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,722 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,723 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,723 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,723 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,724 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,724 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,724 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,724 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,725 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,726 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,727 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,728 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,728 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,728 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,728 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,729 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,729 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,729 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,729 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,729 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,730 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,730 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,730 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,730 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,730 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,730 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,730 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,731 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,731 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,733 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,733 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,734 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,734 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,734 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,734 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,735 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,735 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,735 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,735 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,735 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,736 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,736 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,736 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,736 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,737 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,737 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,737 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,737 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,737 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,737 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,738 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,738 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,738 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,738 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,738 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,738 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,738 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,739 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,739 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,739 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,739 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,739 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,740 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,740 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,740 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,740 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,740 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,741 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,741 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,741 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,741 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.04 07:07:42 BoogieIcfgContainer [2018-04-06 19:07:42,744 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-06 19:07:42,745 INFO L168 Benchmark]: Toolchain (without parser) took 47326.06 ms. Allocated memory was 302.0 MB in the beginning and 615.5 MB in the end (delta: 313.5 MB). Free memory was 238.6 MB in the beginning and 438.8 MB in the end (delta: -200.2 MB). Peak memory consumption was 239.5 MB. Max. memory is 5.3 GB. [2018-04-06 19:07:42,746 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 263.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-06 19:07:42,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.67 ms. Allocated memory is still 302.0 MB. Free memory was 238.6 MB in the beginning and 214.6 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. [2018-04-06 19:07:42,746 INFO L168 Benchmark]: Boogie Preprocessor took 60.53 ms. Allocated memory is still 302.0 MB. Free memory was 214.6 MB in the beginning and 212.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-04-06 19:07:42,747 INFO L168 Benchmark]: RCFGBuilder took 581.75 ms. Allocated memory was 302.0 MB in the beginning and 458.8 MB in the end (delta: 156.8 MB). Free memory was 212.7 MB in the beginning and 390.4 MB in the end (delta: -177.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 5.3 GB. [2018-04-06 19:07:42,747 INFO L168 Benchmark]: TraceAbstraction took 46348.50 ms. Allocated memory was 458.8 MB in the beginning and 615.5 MB in the end (delta: 156.8 MB). Free memory was 390.4 MB in the beginning and 438.8 MB in the end (delta: -48.4 MB). Peak memory consumption was 234.6 MB. Max. memory is 5.3 GB. [2018-04-06 19:07:42,749 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory is still 263.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 330.67 ms. Allocated memory is still 302.0 MB. Free memory was 238.6 MB in the beginning and 214.6 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 60.53 ms. Allocated memory is still 302.0 MB. Free memory was 214.6 MB in the beginning and 212.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 581.75 ms. Allocated memory was 302.0 MB in the beginning and 458.8 MB in the end (delta: 156.8 MB). Free memory was 212.7 MB in the beginning and 390.4 MB in the end (delta: -177.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 5.3 GB. * TraceAbstraction took 46348.50 ms. Allocated memory was 458.8 MB in the beginning and 615.5 MB in the end (delta: 156.8 MB). Free memory was 390.4 MB in the beginning and 438.8 MB in the end (delta: -48.4 MB). Peak memory consumption was 234.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 566]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 566]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 15 specifications checked. All of them hold - InvariantResult [Line: 545]: Loop Invariant [2018-04-06 19:07:42,760 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,760 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,760 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,760 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,760 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,760 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,760 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,761 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,762 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,762 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,762 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,762 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,762 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,762 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,763 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,763 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,763 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,763 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,763 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,763 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,763 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,764 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,764 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,764 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,764 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,764 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,764 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,764 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,764 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,765 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,766 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,766 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,766 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,766 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,766 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,766 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,767 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,767 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,769 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,769 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,769 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,770 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,770 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,770 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,770 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,770 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,770 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,770 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,771 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,772 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,773 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,773 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,773 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,773 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,773 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,773 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,773 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,773 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,774 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,774 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,774 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,774 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,774 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,774 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,774 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,775 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,776 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,776 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,776 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((((((((0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1] && ((\valid[s2] == 1 && 0 <= s1) && 0 <= s2) && 0 <= sc1) && unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0) && unknown-#memory_int-unknown[sc1][unknown-#length-unknown[sc1] + -1] == 0) && (\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((0 == unknown-#memory_int-unknown[s1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] && s1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2) && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[s1])) && (\exists main_~length2~0 : int, v_main_~nondetString2~0.offset_BEFORE_CALL_2 : int :: ((s2 <= v_main_~nondetString2~0.offset_BEFORE_CALL_2 && main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 <= unknown-#length-unknown[s2]) && 1 <= main_~length2~0) && unknown-#memory_int-unknown[s2][main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 + -1] == 0)) && 1 == \valid[sc1]) && (\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((sc1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2 && 0 == unknown-#memory_int-unknown[sc1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1]) && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[sc1])) && \valid[s1] == 1) || !(unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0)) || !(0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1])) || !(\exists main_~nondetString2~0.base : int, main_~nondetString2~0.offset : int :: 0 == unknown-#memory_int-unknown[main_~nondetString2~0.base][main_~nondetString2~0.offset + unknown-#length-unknown[main_~nondetString2~0.base] + -1] && !(main_~nondetString2~0.base == s1))) || (((!(\valid[s1] == 1) || s2 < 0) || !(\exists v_main_#t~malloc13.base_BEFORE_CALL_7 : int, v_main_#t~malloc12.base_BEFORE_CALL_7 : int :: (!(v_main_#t~malloc13.base_BEFORE_CALL_7 == v_main_#t~malloc12.base_BEFORE_CALL_7) && \valid[v_main_#t~malloc12.base_BEFORE_CALL_7] == 1) && \valid[v_main_#t~malloc13.base_BEFORE_CALL_7] == 1)) || s1 < 0) || unknown-#length-unknown[s2] < s2 + 1) || !(\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((s1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2 && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[s1]) && unknown-#memory_int-unknown[s1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] == 0)) || !(\valid[s2] == 1) - InvariantResult [Line: 548]: Loop Invariant [2018-04-06 19:07:42,778 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,778 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,778 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,778 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,778 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,778 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,779 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,779 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,779 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,779 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,779 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,779 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,779 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,780 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,780 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,780 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,780 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,780 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,780 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,781 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,781 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,781 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,781 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,781 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,781 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,782 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,782 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,782 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,782 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,782 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,783 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,783 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,783 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,783 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,783 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,784 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,784 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,784 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,784 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,784 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,785 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,785 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,787 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,787 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,787 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,787 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,788 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-04-06 19:07:42,788 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,788 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,788 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-04-06 19:07:42,788 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,789 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-04-06 19:07:42,789 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,789 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,789 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,789 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-04-06 19:07:42,790 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,790 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,790 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,790 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,790 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-04-06 19:07:42,790 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-04-06 19:07:42,790 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,790 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,791 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-04-06 19:07:42,792 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,793 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,793 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-04-06 19:07:42,793 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((!(unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0) || ((0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1] && unknown-#memory_int-unknown[sc1][unknown-#length-unknown[sc1] + -1] == 0) && ((((((((((((0 <= s && \valid[s2] == 1) && 0 <= s1) && \valid[s] == 1) && s1 + 1 <= unknown-#length-unknown[s1]) && 0 <= s2) && s + 1 <= unknown-#length-unknown[s]) && 0 <= sc1) && unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0) && unknown-#memory_int-unknown[s][unknown-#length-unknown[s] + -1] == 0) && sc1 + 2 <= unknown-#length-unknown[sc1]) && (\exists main_~length2~0 : int, v_main_~nondetString2~0.offset_BEFORE_CALL_2 : int :: ((s2 <= v_main_~nondetString2~0.offset_BEFORE_CALL_2 && main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 <= unknown-#length-unknown[s2]) && 1 <= main_~length2~0) && unknown-#memory_int-unknown[s2][main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 + -1] == 0)) && 1 == \valid[sc1]) && \valid[s1] == 1)) || !(0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1])) || !(\exists main_~nondetString2~0.base : int, main_~nondetString2~0.offset : int :: 0 == unknown-#memory_int-unknown[main_~nondetString2~0.base][main_~nondetString2~0.offset + unknown-#length-unknown[main_~nondetString2~0.base] + -1] && !(main_~nondetString2~0.base == s1))) || (((!(\valid[s1] == 1) || s2 < 0) || !(\exists v_main_#t~malloc13.base_BEFORE_CALL_7 : int, v_main_#t~malloc12.base_BEFORE_CALL_7 : int :: (!(v_main_#t~malloc13.base_BEFORE_CALL_7 == v_main_#t~malloc12.base_BEFORE_CALL_7) && \valid[v_main_#t~malloc12.base_BEFORE_CALL_7] == 1) && \valid[v_main_#t~malloc13.base_BEFORE_CALL_7] == 1)) || s1 < 0) || unknown-#length-unknown[s2] < s2 + 1) || !(\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((s1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2 && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[s1]) && unknown-#memory_int-unknown[s1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] == 0)) || !(\valid[s2] == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 15 error locations. SAFE Result, 46.2s OverallTime, 19 OverallIterations, 3 TraceHistogramMax, 20.7s AutomataDifference, 0.0s DeadEndRemovalTime, 19.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1544 SDtfs, 2938 SDslu, 6493 SDs, 0 SdLazy, 4297 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1644 GetRequests, 1318 SyntacticMatches, 18 SemanticMatches, 308 ConstructedPredicates, 20 IntricatePredicates, 0 DeprecatedPredicates, 1119 ImplicationChecksByTransitivity, 20.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=10, 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: 0.1s AutomataMinimizationTime, 19 MinimizatonAttempts, 471 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 14 NumberOfFragments, 639 HoareAnnotationTreeSize, 8 FomulaSimplifications, 4353 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 8 FomulaSimplificationsInter, 31019 FormulaSimplificationTreeSizeReductionInter, 18.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 768 NumberOfCodeBlocks, 768 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1498 ConstructedInterpolants, 256 QuantifiedInterpolants, 749185 SizeOfPredicates, 149 NumberOfNonLiveVariables, 2306 ConjunctsInSsa, 302 ConjunctsInUnsatCore, 38 InterpolantComputations, 30 PerfectInterpolantSequences, 16/106 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrcspn-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-06_19-07-42-798.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrcspn-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-06_19-07-42-798.csv Received shutdown request...