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/knapsack_alloca_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-835382a-m [2018-04-05 15:16:42,928 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-05 15:16:42,930 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-05 15:16:42,972 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-05 15:16:42,972 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-05 15:16:42,974 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-05 15:16:42,975 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-05 15:16:42,990 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-05 15:16:42,999 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-05 15:16:43,000 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-05 15:16:43,009 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-04-05 15:16:43,100 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-05 15:16:43,206 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-05 15:16:43,206 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-05 15:16:43,206 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-05 15:16:43,207 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-05 15:16:43,207 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-05 15:16:43,208 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-05 15:16:43,208 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-05 15:16:43,208 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-05 15:16:43,208 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-05 15:16:43,214 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-05 15:16:43,214 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-05 15:16:43,215 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-05 15:16:43,215 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-05 15:16:43,216 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-05 15:16:43,216 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-05 15:16:43,216 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-05 15:16:43,216 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-05 15:16:43,216 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-05 15:16:43,217 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-05 15:16:43,217 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-05 15:16:43,217 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-05 15:16:43,217 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-05 15:16:43,218 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-05 15:16:43,218 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-05 15:16:43,218 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-05 15:16:43,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 15:16:43,218 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-05 15:16:43,219 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-05 15:16:43,219 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-05 15:16:43,220 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-05 15:16:43,220 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-05 15:16:43,220 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:16:43,228 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-05 15:16:43,229 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-05 15:16:43,229 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-05 15:16:43,229 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-05 15:16:43,230 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-05 15:16:43,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-05 15:16:43,373 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-05 15:16:43,390 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-05 15:16:43,402 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-05 15:16:43,402 INFO L276 PluginConnector]: CDTParser initialized [2018-04-05 15:16:43,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,101 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGd91f21595 [2018-04-05 15:16:44,578 INFO L287 CDTParser]: IsIndexed: true [2018-04-05 15:16:44,607 INFO L288 CDTParser]: Found 1 translation units. [2018-04-05 15:16:44,608 INFO L168 CDTParser]: Scanning knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,666 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-05 15:16:44,666 INFO L215 ultiparseSymbolTable]: [2018-04-05 15:16:44,667 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-05 15:16:44,667 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_32 ('__bswap_32') in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,667 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsack ('knapsack') in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,667 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_64 ('__bswap_64') in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,667 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,667 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-05 15:16:44,667 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____u_long in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_char in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____int16_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____pthread_list_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_barrierattr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__sigset_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__daddr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_int32_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,668 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__blkcnt_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,669 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_long in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____ino64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____caddr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____off_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____dev_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__blksize_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,681 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____ino_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__suseconds_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____sigset_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__clock_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__fd_mask in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__fd_set in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____fsid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_rwlockattr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,682 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__ulong in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,683 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____uint8_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,683 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__time_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,683 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__dev_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,683 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__id_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,683 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__mode_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,683 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____rlim64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,683 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____daddr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,684 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__int64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____loff_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_rwlock_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_condattr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,685 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____u_int in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__fsid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____clock_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____blkcnt_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_key_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____time_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__int8_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,686 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____WAIT_STATUS in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____qaddr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____fsblkcnt_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____blksize_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____syscall_slong_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____uint16_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____fsfilcnt_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__ino_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,687 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_int64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____fsfilcnt64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__loff_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____useconds_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_mutex_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_quad_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__ushort in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__ldiv_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,688 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____int64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,689 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____key_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____nlink_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_short in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____int8_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__timer_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__register_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_once_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__off_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____intptr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____sig_atomic_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____ssize_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____mode_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__uint in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____u_short in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__int32_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____fsword_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__fsfilcnt_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____uint64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____blkcnt64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__nlink_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____uid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__ssize_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__gid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__div_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____suseconds_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____clockid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__clockid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__fsblkcnt_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__caddr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_spinlock_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_int in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__uid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__key_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____uint32_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__quad_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_int16_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____syscall_ulong_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____id_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____fd_mask in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____int32_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__u_int8_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_cond_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__size_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_barrier_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____off64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_attr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____u_char in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____u_quad_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____timer_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__int16_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__pthread_mutexattr_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____gid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____pid_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__lldiv_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____socklen_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____fsblkcnt64_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__wchar_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____rlim_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,704 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____quad_t in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:44,780 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGd91f21595 [2018-04-05 15:16:44,797 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-05 15:16:44,801 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-05 15:16:44,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-05 15:16:44,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-05 15:16:44,831 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-05 15:16:44,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:16:44" (1/1) ... [2018-04-05 15:16:44,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd40a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:44, skipping insertion in model container [2018-04-05 15:16:44,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:16:44" (1/1) ... [2018-04-05 15:16:44,871 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 15:16:44,962 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-05 15:16:45,446 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 15:16:45,586 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-05 15:16:45,612 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-05 15:16:45,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45 WrapperNode [2018-04-05 15:16:45,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-05 15:16:45,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-05 15:16:45,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-05 15:16:45,718 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-05 15:16:45,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... [2018-04-05 15:16:45,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... [2018-04-05 15:16:45,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... [2018-04-05 15:16:45,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... [2018-04-05 15:16:45,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... [2018-04-05 15:16:45,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... [2018-04-05 15:16:45,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... [2018-04-05 15:16:45,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-05 15:16:45,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-05 15:16:45,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-05 15:16:45,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-05 15:16:45,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-05 15:16:46,267 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-05 15:16:46,267 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-05 15:16:46,268 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_32 [2018-04-05 15:16:46,268 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_64 [2018-04-05 15:16:46,268 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsack [2018-04-05 15:16:46,268 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-05 15:16:46,268 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_32 [2018-04-05 15:16:46,268 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_64 [2018-04-05 15:16:46,268 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-05 15:16:46,269 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-05 15:16:46,269 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-05 15:16:46,269 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-05 15:16:46,269 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-05 15:16:46,269 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-05 15:16:46,269 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-05 15:16:46,269 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-05 15:16:46,270 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-05 15:16:46,270 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-05 15:16:46,270 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-05 15:16:46,270 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-05 15:16:46,270 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-05 15:16:46,270 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-05 15:16:46,270 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-05 15:16:46,271 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-05 15:16:46,272 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-05 15:16:46,273 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-05 15:16:46,273 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-05 15:16:46,273 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-05 15:16:46,273 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-05 15:16:46,273 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-05 15:16:46,273 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-05 15:16:46,274 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-05 15:16:46,274 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-05 15:16:46,274 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-05 15:16:46,274 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-05 15:16:46,274 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-05 15:16:46,274 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-05 15:16:46,274 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-05 15:16:46,275 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-05 15:16:46,276 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-05 15:16:46,277 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-05 15:16:46,277 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-05 15:16:46,277 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-05 15:16:46,277 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-05 15:16:46,277 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-05 15:16:46,277 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-05 15:16:46,277 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-05 15:16:46,278 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-05 15:16:46,279 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-05 15:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-05 15:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-05 15:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-05 15:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-05 15:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-05 15:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-05 15:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-05 15:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-05 15:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-05 15:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-05 15:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-05 15:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-05 15:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-05 15:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-05 15:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-05 15:16:46,283 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsack [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-05 15:16:46,284 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-05 15:16:46,285 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-05 15:16:46,285 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-05 15:16:46,285 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-05 15:16:47,817 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-05 15:16:47,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:16:47 BoogieIcfgContainer [2018-04-05 15:16:47,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-05 15:16:47,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-05 15:16:47,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-05 15:16:47,827 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-05 15:16:47,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:16:44" (1/3) ... [2018-04-05 15:16:47,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d0f88c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:16:47, skipping insertion in model container [2018-04-05 15:16:47,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:16:45" (2/3) ... [2018-04-05 15:16:47,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d0f88c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:16:47, skipping insertion in model container [2018-04-05 15:16:47,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:16:47" (3/3) ... [2018-04-05 15:16:47,839 INFO L107 eAbstractionObserver]: Analyzing ICFG knapsack_alloca_unsafe_false-valid-deref.i [2018-04-05 15:16:47,873 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-05 15:16:47,891 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-04-05 15:16:47,991 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-05 15:16:47,992 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-05 15:16:47,992 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-05 15:16:47,993 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-05 15:16:47,993 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-05 15:16:47,993 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-05 15:16:47,993 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-05 15:16:47,993 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-05 15:16:47,993 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-05 15:16:48,001 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-05 15:16:48,051 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2018-04-05 15:16:48,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-05 15:16:48,067 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:16:48,069 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:16:48,069 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr2RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr10RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr14RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr18RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr19RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr3RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr13RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr7RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr5RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr15RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr0RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr12RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr4RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr17RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr8RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr9RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr1RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr11RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr16RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr6RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:16:48,086 INFO L82 PathProgramCache]: Analyzing trace with hash -323809635, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:16:48,148 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:16:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-05 15:16:48,234 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-05 15:16:48,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-05 15:16:48,321 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:16:48,344 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-05 15:16:48,345 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-05 15:16:48,473 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 15:16:48,482 INFO L700 Elim1Store]: detected not equals via solver [2018-04-05 15:16:48,484 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-05 15:16:48,485 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:16:48,543 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-05 15:16:48,544 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-05 15:16:48,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-04-05 15:16:48,666 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:16:48,727 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. [2018-04-05 15:16:48,727 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:21, output treesize:20 [2018-04-05 15:16:48,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 20 [2018-04-05 15:16:48,829 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-05 15:16:48,885 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. [2018-04-05 15:16:48,886 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:21, output treesize:20 [2018-04-05 15:16:49,340 WARN L148 SmtUtils]: Spent 105ms on a formula simplification that was a NOOP. DAG size: 13 [2018-04-05 15:16:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:16:49,471 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-05 15:16:50,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-05 15:16:50,609 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-05 15:16:50,613 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2018-04-05 15:16:50,616 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-05 15:16:50,643 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-05 15:16:50,644 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-04-05 15:16:50,648 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 11 states. [2018-04-05 15:16:52,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-05 15:16:52,585 INFO L93 Difference]: Finished difference Result 175 states and 190 transitions. [2018-04-05 15:16:52,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-05 15:16:52,587 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 38 [2018-04-05 15:16:52,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-05 15:16:52,614 INFO L225 Difference]: With dead ends: 175 [2018-04-05 15:16:52,614 INFO L226 Difference]: Without dead ends: 100 [2018-04-05 15:16:52,623 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 62 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-04-05 15:16:52,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-05 15:16:52,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-04-05 15:16:52,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-04-05 15:16:52,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 105 transitions. [2018-04-05 15:16:52,711 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 105 transitions. Word has length 38 [2018-04-05 15:16:52,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-05 15:16:52,712 INFO L459 AbstractCegarLoop]: Abstraction has 100 states and 105 transitions. [2018-04-05 15:16:52,712 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-05 15:16:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 105 transitions. [2018-04-05 15:16:52,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-05 15:16:52,713 INFO L347 BasicCegarLoop]: Found error trace [2018-04-05 15:16:52,714 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-05 15:16:52,714 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr2RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr10RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr14RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr18RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr19RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr3RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr13RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr7RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr5RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr15RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr0RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr12RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr4RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr17RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr8RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr9RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr1RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr11RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr16RequiresViolation, __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsackErr6RequiresViolation, mainErr0EnsuresViolationMEMORY_LEAK]=== [2018-04-05 15:16:52,714 INFO L82 PathProgramCache]: Analyzing trace with hash -323809634, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-05 15:16:52,738 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-05 15:16:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-05 15:16:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-05 15:16:52,863 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-05 15:16:52,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 03:16:52 BoogieIcfgContainer [2018-04-05 15:16:52,990 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-05 15:16:52,991 INFO L168 Benchmark]: Toolchain (without parser) took 8193.19 ms. Allocated memory was 305.1 MB in the beginning and 485.5 MB in the end (delta: 180.4 MB). Free memory was 241.3 MB in the beginning and 433.5 MB in the end (delta: -192.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 15:16:53,002 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 305.1 MB. Free memory is still 267.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 15:16:53,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 915.06 ms. Allocated memory is still 305.1 MB. Free memory was 240.3 MB in the beginning and 216.3 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. [2018-04-05 15:16:53,003 INFO L168 Benchmark]: Boogie Preprocessor took 190.99 ms. Allocated memory is still 305.1 MB. Free memory was 216.3 MB in the beginning and 214.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-04-05 15:16:53,003 INFO L168 Benchmark]: RCFGBuilder took 1909.68 ms. Allocated memory was 305.1 MB in the beginning and 460.8 MB in the end (delta: 155.7 MB). Free memory was 214.3 MB in the beginning and 388.2 MB in the end (delta: -173.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. [2018-04-05 15:16:53,004 INFO L168 Benchmark]: TraceAbstraction took 5170.55 ms. Allocated memory was 460.8 MB in the beginning and 485.5 MB in the end (delta: 24.6 MB). Free memory was 388.2 MB in the beginning and 433.5 MB in the end (delta: -45.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-05 15:16:53,017 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 305.1 MB. Free memory is still 267.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 915.06 ms. Allocated memory is still 305.1 MB. Free memory was 240.3 MB in the beginning and 216.3 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 190.99 ms. Allocated memory is still 305.1 MB. Free memory was 216.3 MB in the beginning and 214.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 1909.68 ms. Allocated memory was 305.1 MB in the beginning and 460.8 MB in the end (delta: 155.7 MB). Free memory was 214.3 MB in the beginning and 388.2 MB in the end (delta: -173.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 5170.55 ms. Allocated memory was 460.8 MB in the beginning and 485.5 MB in the end (delta: 24.6 MB). Free memory was 388.2 MB in the beginning and 433.5 MB in the end (delta: -45.3 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 545]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L555] int N = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=1, N=1] [L556] int M = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=1797, M=1797, N=1] [L557] COND FALSE !(N < 1) VAL [M=1797, N=1] [L560] COND FALSE !(M < 1) VAL [M=1797, N=1] [L563] EXPR, FCALL __builtin_alloca (N * sizeof(int)) VAL [__builtin_alloca (N * sizeof(int))={7:0}, M=1797, N=1] [L563] int *size = (int*) __builtin_alloca (N * sizeof(int)); VAL [__builtin_alloca (N * sizeof(int))={7:0}, M=1797, N=1, size={7:0}] [L564] EXPR, FCALL __builtin_alloca (N * sizeof(int)) VAL [__builtin_alloca (N * sizeof(int))={8:0}, __builtin_alloca (N * sizeof(int))={7:0}, M=1797, N=1, size={7:0}] [L564] int *val = (int*) __builtin_alloca (N * sizeof(int)); VAL [__builtin_alloca (N * sizeof(int))={8:0}, __builtin_alloca (N * sizeof(int))={7:0}, M=1797, N=1, size={7:0}, val={8:0}] [L565] EXPR, FCALL __builtin_alloca (M * sizeof(int)) VAL [__builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (N * sizeof(int))={8:0}, __builtin_alloca (N * sizeof(int))={7:0}, M=1797, N=1, size={7:0}, val={8:0}] [L565] int *cost = (int*) __builtin_alloca (M * sizeof(int)); VAL [__builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (N * sizeof(int))={8:0}, __builtin_alloca (N * sizeof(int))={7:0}, cost={9:0}, M=1797, N=1, size={7:0}, val={8:0}] [L566] EXPR, FCALL __builtin_alloca (M * sizeof(int)) VAL [__builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (M * sizeof(int))={10:0}, __builtin_alloca (N * sizeof(int))={8:0}, __builtin_alloca (N * sizeof(int))={7:0}, cost={9:0}, M=1797, N=1, size={7:0}, val={8:0}] [L566] int *best = (int*) __builtin_alloca (M * sizeof(int)); VAL [__builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (M * sizeof(int))={10:0}, __builtin_alloca (N * sizeof(int))={8:0}, __builtin_alloca (N * sizeof(int))={7:0}, best={10:0}, cost={9:0}, M=1797, N=1, size={7:0}, val={8:0}] [L567] CALL knapsack(size, val, N, cost, best, M) VAL [\old(M)=1797, \old(N)=1, best={10:0}, cost={9:0}, size={7:0}, val={8:0}] [L542] int i, j; VAL [\old(M)=1797, \old(N)=1, best={10:0}, best={10:0}, cost={9:0}, cost={9:0}, M=1797, N=1, size={7:0}, size={7:0}, val={8:0}, val={8:0}] [L543] j = 1 VAL [\old(M)=1797, \old(N)=1, best={10:0}, best={10:0}, cost={9:0}, cost={9:0}, j=1, M=1797, N=1, size={7:0}, size={7:0}, val={8:0}, val={8:0}] [L543] COND TRUE j <= N VAL [\old(M)=1797, \old(N)=1, best={10:0}, best={10:0}, cost={9:0}, cost={9:0}, j=1, M=1797, N=1, size={7:0}, size={7:0}, val={8:0}, val={8:0}] [L544] i = 1 VAL [\old(M)=1797, \old(N)=1, best={10:0}, best={10:0}, cost={9:0}, cost={9:0}, i=1, j=1, M=1797, N=1, size={7:0}, size={7:0}, val={8:0}, val={8:0}] [L544] COND TRUE i <= M VAL [\old(M)=1797, \old(N)=1, best={10:0}, best={10:0}, cost={9:0}, cost={9:0}, i=1, j=1, M=1797, N=1, size={7:0}, size={7:0}, val={8:0}, val={8:0}] [L545] FCALL size[j] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 116 locations, 21 error locations. UNSAFE Result, 5.0s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 2.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 81 SDtfs, 255 SDslu, 260 SDs, 0 SdLazy, 145 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 62 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 74 ConstructedInterpolants, 23 QuantifiedInterpolants, 19684 SizeOfPredicates, 6 NumberOfNonLiveVariables, 136 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/knapsack_alloca_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-05_15-16-53-042.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/knapsack_alloca_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-05_15-16-53-042.csv Received shutdown request...