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 0.1.23-8168ed2-m [2018-04-11 20:02:53,685 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 20:02:53,687 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 20:02:53,702 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 20:02:53,702 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 20:02:53,703 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 20:02:53,704 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 20:02:53,706 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 20:02:53,708 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 20:02:53,709 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 20:02:53,710 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 20:02:53,710 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 20:02:53,711 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 20:02:53,712 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 20:02:53,713 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 20:02:53,715 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 20:02:53,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 20:02:53,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 20:02:53,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 20:02:53,721 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 20:02:53,723 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 20:02:53,730 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-04-11 20:02:53,754 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 20:02:53,754 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 20:02:53,755 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-04-11 20:02:53,755 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-04-11 20:02:53,755 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-04-11 20:02:53,756 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-04-11 20:02:53,756 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-04-11 20:02:53,756 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-04-11 20:02:53,756 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-04-11 20:02:53,756 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-04-11 20:02:53,757 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-04-11 20:02:53,757 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-04-11 20:02:53,757 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 20:02:53,757 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 20:02:53,757 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 20:02:53,758 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 20:02:53,758 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 20:02:53,758 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 20:02:53,758 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 20:02:53,758 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-04-11 20:02:53,759 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 20:02:53,759 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 20:02:53,759 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 20:02:53,759 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-04-11 20:02:53,759 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-04-11 20:02:53,760 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 20:02:53,760 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 20:02:53,760 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 20:02:53,760 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-11 20:02:53,760 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-11 20:02:53,760 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-04-11 20:02:53,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-04-11 20:02:53,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 20:02:53,761 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-04-11 20:02:53,762 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-04-11 20:02:53,762 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-04-11 20:02:53,762 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-04-11 20:02:53,762 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-04-11 20:02:53,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 20:02:53,806 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 20:02:53,810 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 20:02:53,811 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 20:02:53,811 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 20:02:53,812 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 [2018-04-11 20:02:54,113 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG83df34f7e [2018-04-11 20:02:54,288 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 20:02:54,289 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 20:02:54,289 INFO L168 CDTParser]: Scanning knapsack_alloca_unsafe_false-valid-deref.i [2018-04-11 20:02:54,301 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 20:02:54,301 INFO L215 ultiparseSymbolTable]: [2018-04-11 20:02:54,301 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 20:02:54,302 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 [2018-04-11 20:02:54,302 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 [2018-04-11 20:02:54,302 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 [2018-04-11 20:02:54,302 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-11 20:02:54,302 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 20:02:54,302 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 [2018-04-11 20:02:54,302 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 [2018-04-11 20:02:54,303 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 [2018-04-11 20:02:54,303 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 [2018-04-11 20:02:54,303 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 [2018-04-11 20:02:54,303 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 [2018-04-11 20:02:54,303 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 [2018-04-11 20:02:54,303 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 [2018-04-11 20:02:54,303 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,304 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 [2018-04-11 20:02:54,305 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 [2018-04-11 20:02:54,305 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 [2018-04-11 20:02:54,305 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 [2018-04-11 20:02:54,305 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 [2018-04-11 20:02:54,305 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 [2018-04-11 20:02:54,305 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 [2018-04-11 20:02:54,305 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,306 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 [2018-04-11 20:02:54,307 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 [2018-04-11 20:02:54,307 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 [2018-04-11 20:02:54,307 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 [2018-04-11 20:02:54,307 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 [2018-04-11 20:02:54,307 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 [2018-04-11 20:02:54,307 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 [2018-04-11 20:02:54,307 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,308 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 [2018-04-11 20:02:54,309 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 [2018-04-11 20:02:54,309 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 [2018-04-11 20:02:54,309 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 [2018-04-11 20:02:54,309 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 [2018-04-11 20:02:54,309 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 [2018-04-11 20:02:54,309 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 [2018-04-11 20:02:54,309 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,310 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,311 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,312 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,313 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,314 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 [2018-04-11 20:02:54,315 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 [2018-04-11 20:02:54,315 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 [2018-04-11 20:02:54,315 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 [2018-04-11 20:02:54,315 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 [2018-04-11 20:02:54,315 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 [2018-04-11 20:02:54,315 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 [2018-04-11 20:02:54,315 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,316 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 [2018-04-11 20:02:54,317 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 [2018-04-11 20:02:54,317 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 [2018-04-11 20:02:54,317 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 [2018-04-11 20:02:54,317 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 [2018-04-11 20:02:54,317 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 [2018-04-11 20:02:54,317 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 [2018-04-11 20:02:54,317 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 [2018-04-11 20:02:54,338 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG83df34f7e [2018-04-11 20:02:54,342 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 20:02:54,343 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 20:02:54,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 20:02:54,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 20:02:54,349 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 20:02:54,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bafb52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54, skipping insertion in model container [2018-04-11 20:02:54,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,366 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 20:02:54,397 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 20:02:54,562 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 20:02:54,616 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 20:02:54,623 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-11 20:02:54,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54 WrapperNode [2018-04-11 20:02:54,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 20:02:54,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 20:02:54,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 20:02:54,661 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 20:02:54,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... [2018-04-11 20:02:54,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 20:02:54,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 20:02:54,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 20:02:54,718 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 20:02:54,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 20:02:54,861 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 20:02:54,862 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 20:02:54,862 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_32 [2018-04-11 20:02:54,862 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_64 [2018-04-11 20:02:54,862 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsack [2018-04-11 20:02:54,862 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 20:02:54,862 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_32 [2018-04-11 20:02:54,862 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_64 [2018-04-11 20:02:54,862 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 20:02:54,862 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 20:02:54,862 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 20:02:54,863 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 20:02:54,864 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 20:02:54,865 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 20:02:54,865 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 20:02:54,865 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 20:02:54,865 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 20:02:54,865 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 20:02:54,865 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 20:02:54,865 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 20:02:54,866 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 20:02:54,866 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 20:02:54,866 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 20:02:54,866 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 20:02:54,866 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 20:02:54,866 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 20:02:54,866 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 20:02:54,867 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 20:02:54,867 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 20:02:54,867 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 20:02:54,867 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 20:02:54,867 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 20:02:54,867 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 20:02:54,867 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 20:02:54,868 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 20:02:54,868 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 20:02:54,868 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 20:02:54,868 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 20:02:54,868 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 20:02:54,868 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 20:02:54,868 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 20:02:54,869 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 20:02:54,870 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 20:02:54,870 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 20:02:54,870 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 20:02:54,870 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 20:02:54,870 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 20:02:54,870 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 20:02:54,870 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 20:02:54,871 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 20:02:54,872 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 20:02:54,873 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 20:02:54,873 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 20:02:54,873 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 20:02:54,873 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 20:02:54,873 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 20:02:54,873 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 20:02:54,873 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 20:02:54,874 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsack [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 20:02:54,875 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 20:02:54,876 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 20:02:54,876 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 20:02:54,876 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 20:02:54,876 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 20:02:54,876 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 20:02:54,876 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 20:02:55,322 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 20:02:55,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:02:55 BoogieIcfgContainer [2018-04-11 20:02:55,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 20:02:55,323 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 20:02:55,323 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 20:02:55,326 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 20:02:55,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 08:02:54" (1/3) ... [2018-04-11 20:02:55,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28769ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:02:55, skipping insertion in model container [2018-04-11 20:02:55,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 08:02:54" (2/3) ... [2018-04-11 20:02:55,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28769ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 08:02:55, skipping insertion in model container [2018-04-11 20:02:55,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 08:02:55" (3/3) ... [2018-04-11 20:02:55,329 INFO L107 eAbstractionObserver]: Analyzing ICFG knapsack_alloca_unsafe_false-valid-deref.i [2018-04-11 20:02:55,335 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-11 20:02:55,341 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-04-11 20:02:55,384 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 20:02:55,385 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 20:02:55,385 INFO L370 AbstractCegarLoop]: Hoare is true [2018-04-11 20:02:55,385 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-11 20:02:55,385 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-11 20:02:55,385 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 20:02:55,385 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 20:02:55,385 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 20:02:55,385 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 20:02:55,386 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 20:02:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2018-04-11 20:02:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 20:02:55,406 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:02:55,407 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] [2018-04-11 20:02:55,408 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]=== [2018-04-11 20:02:55,411 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 [2018-04-11 20:02:55,423 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:02:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 20:02:55,484 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-04-11 20:02:55,536 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-04-11 20:02:55,539 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:02:55,548 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-04-11 20:02:55,548 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-04-11 20:02:55,573 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 20:02:55,574 INFO L700 Elim1Store]: detected not equals via solver [2018-04-11 20:02:55,575 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-04-11 20:02:55,575 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:02:55,592 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-04-11 20:02:55,593 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2018-04-11 20:02:55,631 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 [2018-04-11 20:02:55,632 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:02:55,645 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. [2018-04-11 20:02:55,646 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:21, output treesize:20 [2018-04-11 20:02:55,684 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 [2018-04-11 20:02:55,685 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-11 20:02:55,705 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. [2018-04-11 20:02:55,705 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:21, output treesize:20 [2018-04-11 20:02:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:02:55,816 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-04-11 20:02:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 20:02:55,992 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-04-11 20:02:55,993 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2018-04-11 20:02:55,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-11 20:02:56,009 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-11 20:02:56,010 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2018-04-11 20:02:56,013 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 11 states. [2018-04-11 20:02:56,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 20:02:56,319 INFO L93 Difference]: Finished difference Result 175 states and 190 transitions. [2018-04-11 20:02:56,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 20:02:56,321 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 38 [2018-04-11 20:02:56,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 20:02:56,330 INFO L225 Difference]: With dead ends: 175 [2018-04-11 20:02:56,330 INFO L226 Difference]: Without dead ends: 100 [2018-04-11 20:02:56,335 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 62 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-04-11 20:02:56,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-04-11 20:02:56,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-04-11 20:02:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-04-11 20:02:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 105 transitions. [2018-04-11 20:02:56,372 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 105 transitions. Word has length 38 [2018-04-11 20:02:56,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 20:02:56,372 INFO L459 AbstractCegarLoop]: Abstraction has 100 states and 105 transitions. [2018-04-11 20:02:56,372 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-11 20:02:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 105 transitions. [2018-04-11 20:02:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-04-11 20:02:56,373 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 20:02:56,373 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] [2018-04-11 20:02:56,374 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]=== [2018-04-11 20:02:56,374 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 [2018-04-11 20:02:56,380 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 20:02:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 20:02:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 20:02:56,456 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-11 20:02:56,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 08:02:56 BoogieIcfgContainer [2018-04-11 20:02:56,501 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 20:02:56,502 INFO L168 Benchmark]: Toolchain (without parser) took 2159.52 ms. Allocated memory was 305.7 MB in the beginning and 488.1 MB in the end (delta: 182.5 MB). Free memory was 243.0 MB in the beginning and 436.8 MB in the end (delta: -193.8 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 20:02:56,503 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 305.7 MB. Free memory is still 268.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 20:02:56,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.56 ms. Allocated memory is still 305.7 MB. Free memory was 243.0 MB in the beginning and 219.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. [2018-04-11 20:02:56,504 INFO L168 Benchmark]: Boogie Preprocessor took 55.88 ms. Allocated memory is still 305.7 MB. Free memory was 219.1 MB in the beginning and 216.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 5.3 GB. [2018-04-11 20:02:56,504 INFO L168 Benchmark]: RCFGBuilder took 605.49 ms. Allocated memory was 305.7 MB in the beginning and 469.2 MB in the end (delta: 163.6 MB). Free memory was 216.0 MB in the beginning and 397.9 MB in the end (delta: -181.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 5.3 GB. [2018-04-11 20:02:56,505 INFO L168 Benchmark]: TraceAbstraction took 1177.84 ms. Allocated memory was 469.2 MB in the beginning and 488.1 MB in the end (delta: 18.9 MB). Free memory was 396.5 MB in the beginning and 436.8 MB in the end (delta: -40.3 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 20:02:56,508 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 305.7 MB. Free memory is still 268.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 316.56 ms. Allocated memory is still 305.7 MB. Free memory was 243.0 MB in the beginning and 219.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 55.88 ms. Allocated memory is still 305.7 MB. Free memory was 219.1 MB in the beginning and 216.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 5.3 GB. * RCFGBuilder took 605.49 ms. Allocated memory was 305.7 MB in the beginning and 469.2 MB in the end (delta: 163.6 MB). Free memory was 216.0 MB in the beginning and 397.9 MB in the end (delta: -181.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1177.84 ms. Allocated memory was 469.2 MB in the beginning and 488.1 MB in the end (delta: 18.9 MB). Free memory was 396.5 MB in the beginning and 436.8 MB in the end (delta: -40.3 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))={7:0}, __builtin_alloca (N * sizeof(int))={8:0}, M=1797, N=1, size={7:0}] [L564] int *val = (int*) __builtin_alloca (N * sizeof(int)); VAL [__builtin_alloca (N * sizeof(int))={7:0}, __builtin_alloca (N * sizeof(int))={8:0}, 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))={7:0}, __builtin_alloca (N * sizeof(int))={8:0}, 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))={7:0}, __builtin_alloca (N * sizeof(int))={8:0}, 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))={10:0}, __builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (N * sizeof(int))={7:0}, __builtin_alloca (N * sizeof(int))={8:0}, 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))={10:0}, __builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (N * sizeof(int))={7:0}, __builtin_alloca (N * sizeof(int))={8:0}, 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, 1.1s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 81 SDtfs, 255 SDslu, 260 SDs, 0 SdLazy, 145 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 62 SyntacticMatches, 4 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s 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, 0.4s 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-0-2018-04-11_20-02-56-520.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-0-2018-04-11_20-02-56-520.csv Received shutdown request...