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 --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf -i ../../../trunk/examples/svcomp/array-memsafety/knapsack_alloca_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 10:02:29,720 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 10:02:29,721 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 10:02:29,734 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 10:02:29,734 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 10:02:29,735 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 10:02:29,736 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 10:02:29,738 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 10:02:29,740 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 10:02:29,740 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 10:02:29,741 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 10:02:29,741 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 10:02:29,742 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 10:02:29,743 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 10:02:29,744 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 10:02:29,746 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 10:02:29,747 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 10:02:29,749 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 10:02:29,750 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 10:02:29,751 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 10:02:29,752 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-12 10:02:29,758 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 10:02:29,767 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 10:02:29,767 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 10:02:29,768 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 10:02:29,768 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 10:02:29,768 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 10:02:29,768 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 10:02:29,768 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 10:02:29,768 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 10:02:29,769 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 10:02:29,769 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 10:02:29,769 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 10:02:29,769 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 10:02:29,769 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 10:02:29,769 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 10:02:29,769 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 10:02:29,770 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 10:02:29,770 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 10:02:29,770 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 10:02:29,770 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 10:02:29,770 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 10:02:29,770 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 10:02:29,770 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 10:02:29,771 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 10:02:29,771 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 10:02:29,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 10:02:29,810 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 10:02:29,813 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 10:02:29,814 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 10:02:29,814 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 10:02:29,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/knapsack_alloca_unsafe_false-valid-deref.i [2018-04-12 10:02:30,186 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7c99be0a4 [2018-04-12 10:02:30,309 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 10:02:30,309 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 10:02:30,309 INFO L168 CDTParser]: Scanning knapsack_alloca_unsafe_false-valid-deref.i [2018-04-12 10:02:30,316 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 10:02:30,316 INFO L215 ultiparseSymbolTable]: [2018-04-12 10:02:30,316 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 10:02:30,316 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 [2018-04-12 10:02:30,316 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 [2018-04-12 10:02:30,316 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 [2018-04-12 10:02:30,316 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in knapsack_alloca_unsafe_false-valid-deref.i [2018-04-12 10:02:30,317 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,317 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,318 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,319 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,320 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,321 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,322 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,323 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,324 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,325 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,326 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,327 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,328 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 [2018-04-12 10:02:30,329 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 [2018-04-12 10:02:30,329 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 [2018-04-12 10:02:30,345 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG7c99be0a4 [2018-04-12 10:02:30,349 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 10:02:30,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 10:02:30,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 10:02:30,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 10:02:30,355 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 10:02:30,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@234efc4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30, skipping insertion in model container [2018-04-12 10:02:30,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,368 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 10:02:30,390 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 10:02:30,526 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 10:02:30,559 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 10:02:30,565 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-12 10:02:30,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30 WrapperNode [2018-04-12 10:02:30,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 10:02:30,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 10:02:30,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 10:02:30,599 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 10:02:30,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... [2018-04-12 10:02:30,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 10:02:30,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 10:02:30,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 10:02:30,638 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 10:02:30,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-04-12 10:02:30,727 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 10:02:30,727 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 10:02:30,727 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_32 [2018-04-12 10:02:30,727 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_64 [2018-04-12 10:02:30,727 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsack [2018-04-12 10:02:30,727 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 10:02:30,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_32 [2018-04-12 10:02:30,727 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i____bswap_64 [2018-04-12 10:02:30,727 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-12 10:02:30,728 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-12 10:02:30,729 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-12 10:02:30,730 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-12 10:02:30,731 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-12 10:02:30,732 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fknapsack_alloca_unsafe_false_valid_deref_i__knapsack [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 10:02:30,733 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 10:02:30,734 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 10:02:30,734 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 10:02:31,018 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 10:02:31,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 10:02:31 BoogieIcfgContainer [2018-04-12 10:02:31,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 10:02:31,019 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 10:02:31,019 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 10:02:31,021 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 10:02:31,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 10:02:30" (1/3) ... [2018-04-12 10:02:31,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc2e45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 10:02:31, skipping insertion in model container [2018-04-12 10:02:31,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 10:02:30" (2/3) ... [2018-04-12 10:02:31,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc2e45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 10:02:31, skipping insertion in model container [2018-04-12 10:02:31,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 10:02:31" (3/3) ... [2018-04-12 10:02:31,023 INFO L107 eAbstractionObserver]: Analyzing ICFG knapsack_alloca_unsafe_false-valid-deref.i [2018-04-12 10:02:31,032 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 10:02:31,040 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-04-12 10:02:31,075 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 10:02:31,075 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 10:02:31,075 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 10:02:31,076 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 10:02:31,076 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 10:02:31,076 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 10:02:31,076 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 10:02:31,076 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 10:02:31,076 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 10:02:31,077 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 10:02:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states. [2018-04-12 10:02:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 10:02:31,091 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:02:31,092 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] [2018-04-12 10:02:31,092 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]=== [2018-04-12 10:02:31,095 INFO L82 PathProgramCache]: Analyzing trace with hash -432416068, now seen corresponding path program 1 times [2018-04-12 10:02:31,096 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:02:31,096 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:02:31,125 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:02:31,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:02:31,125 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:02:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 10:02:31,179 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 10:02:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 10:02:31,297 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 10:02:31,297 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-12 10:02:31,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-12 10:02:31,310 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-12 10:02:31,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-04-12 10:02:31,312 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 6 states. [2018-04-12 10:02:31,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 10:02:31,424 INFO L93 Difference]: Finished difference Result 70 states and 75 transitions. [2018-04-12 10:02:31,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-12 10:02:31,425 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-04-12 10:02:31,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 10:02:31,433 INFO L225 Difference]: With dead ends: 70 [2018-04-12 10:02:31,433 INFO L226 Difference]: Without dead ends: 67 [2018-04-12 10:02:31,435 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-04-12 10:02:31,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-04-12 10:02:31,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-04-12 10:02:31,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-04-12 10:02:31,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 72 transitions. [2018-04-12 10:02:31,460 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 72 transitions. Word has length 23 [2018-04-12 10:02:31,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 10:02:31,461 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 72 transitions. [2018-04-12 10:02:31,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-12 10:02:31,461 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2018-04-12 10:02:31,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-04-12 10:02:31,461 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 10:02:31,461 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] [2018-04-12 10:02:31,462 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]=== [2018-04-12 10:02:31,462 INFO L82 PathProgramCache]: Analyzing trace with hash -432416067, now seen corresponding path program 1 times [2018-04-12 10:02:31,462 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 10:02:31,462 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 10:02:31,463 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:02:31,463 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 10:02:31,463 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 10:02:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 10:02:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 10:02:31,527 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-12 10:02:31,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 10:02:31 BoogieIcfgContainer [2018-04-12 10:02:31,552 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 10:02:31,553 INFO L168 Benchmark]: Toolchain (without parser) took 1203.41 ms. Allocated memory was 404.2 MB in the beginning and 607.6 MB in the end (delta: 203.4 MB). Free memory was 341.4 MB in the beginning and 480.0 MB in the end (delta: -138.7 MB). Peak memory consumption was 64.8 MB. Max. memory is 5.3 GB. [2018-04-12 10:02:31,555 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 404.2 MB. Free memory is still 367.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 10:02:31,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.07 ms. Allocated memory is still 404.2 MB. Free memory was 341.4 MB in the beginning and 316.2 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. [2018-04-12 10:02:31,556 INFO L168 Benchmark]: Boogie Preprocessor took 38.71 ms. Allocated memory is still 404.2 MB. Free memory was 316.2 MB in the beginning and 313.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-12 10:02:31,557 INFO L168 Benchmark]: RCFGBuilder took 381.07 ms. Allocated memory was 404.2 MB in the beginning and 607.6 MB in the end (delta: 203.4 MB). Free memory was 313.6 MB in the beginning and 536.8 MB in the end (delta: -223.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 5.3 GB. [2018-04-12 10:02:31,557 INFO L168 Benchmark]: TraceAbstraction took 533.68 ms. Allocated memory is still 607.6 MB. Free memory was 536.8 MB in the beginning and 480.0 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 5.3 GB. [2018-04-12 10:02:31,559 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 404.2 MB. Free memory is still 367.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 247.07 ms. Allocated memory is still 404.2 MB. Free memory was 341.4 MB in the beginning and 316.2 MB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.71 ms. Allocated memory is still 404.2 MB. Free memory was 316.2 MB in the beginning and 313.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 381.07 ms. Allocated memory was 404.2 MB in the beginning and 607.6 MB in the end (delta: 203.4 MB). Free memory was 313.6 MB in the beginning and 536.8 MB in the end (delta: -223.2 MB). Peak memory consumption was 23.4 MB. Max. memory is 5.3 GB. * TraceAbstraction took 533.68 ms. Allocated memory is still 607.6 MB. Free memory was 536.8 MB in the beginning and 480.0 MB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. 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(); [L556] int M = __VERIFIER_nondet_int(); [L557] COND FALSE !(N < 1) VAL [M=0, N=1] [L560] COND TRUE M < 1 [L561] M = 1 VAL [M=1, N=1] [L563] EXPR, FCALL __builtin_alloca (N * sizeof(int)) VAL [__builtin_alloca (N * sizeof(int))={5:0}, M=1, N=1] [L563] int *size = (int*) __builtin_alloca (N * sizeof(int)); VAL [__builtin_alloca (N * sizeof(int))={5:0}, M=1, N=1, size={5:0}] [L564] EXPR, FCALL __builtin_alloca (N * sizeof(int)) VAL [__builtin_alloca (N * sizeof(int))={5:0}, __builtin_alloca (N * sizeof(int))={8:0}, M=1, N=1, size={5:0}] [L564] int *val = (int*) __builtin_alloca (N * sizeof(int)); VAL [__builtin_alloca (N * sizeof(int))={5:0}, __builtin_alloca (N * sizeof(int))={8:0}, M=1, N=1, size={5:0}, val={8:0}] [L565] EXPR, FCALL __builtin_alloca (M * sizeof(int)) VAL [__builtin_alloca (M * sizeof(int))={7:0}, __builtin_alloca (N * sizeof(int))={5:0}, __builtin_alloca (N * sizeof(int))={8:0}, M=1, N=1, size={5:0}, val={8:0}] [L565] int *cost = (int*) __builtin_alloca (M * sizeof(int)); VAL [__builtin_alloca (M * sizeof(int))={7:0}, __builtin_alloca (N * sizeof(int))={5:0}, __builtin_alloca (N * sizeof(int))={8:0}, cost={7:0}, M=1, N=1, size={5:0}, val={8:0}] [L566] EXPR, FCALL __builtin_alloca (M * sizeof(int)) VAL [__builtin_alloca (M * sizeof(int))={7:0}, __builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (N * sizeof(int))={5:0}, __builtin_alloca (N * sizeof(int))={8:0}, cost={7:0}, M=1, N=1, size={5:0}, val={8:0}] [L566] int *best = (int*) __builtin_alloca (M * sizeof(int)); VAL [__builtin_alloca (M * sizeof(int))={7:0}, __builtin_alloca (M * sizeof(int))={9:0}, __builtin_alloca (N * sizeof(int))={5:0}, __builtin_alloca (N * sizeof(int))={8:0}, best={9:0}, cost={7:0}, M=1, N=1, size={5:0}, val={8:0}] [L567] CALL knapsack(size, val, N, cost, best, M) VAL [\old(M)=1, \old(N)=1, best={9:0}, cost={7:0}, size={5:0}, val={8:0}] [L542] int i, j; [L543] j = 1 VAL [\old(M)=1, \old(N)=1, best={9:0}, best={9:0}, cost={7:0}, cost={7:0}, j=1, M=1, N=1, size={5:0}, size={5:0}, val={8:0}, val={8:0}] [L543] COND TRUE j <= N [L544] i = 1 VAL [\old(M)=1, \old(N)=1, best={9:0}, best={9:0}, cost={7:0}, cost={7:0}, i=1, j=1, M=1, N=1, size={5:0}, size={5:0}, val={8:0}, val={8:0}] [L544] COND TRUE i <= M VAL [\old(M)=1, \old(N)=1, best={9:0}, best={9:0}, cost={7:0}, cost={7:0}, i=1, j=1, M=1, N=1, size={5:0}, size={5:0}, val={8:0}, val={8:0}] [L545] FCALL size[j] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 79 locations, 21 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 48 SDtfs, 85 SDslu, 109 SDs, 0 SdLazy, 114 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred 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, 0.1s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 1716 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/knapsack_alloca_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_10-02-31-566.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/knapsack_alloca_unsafe_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_10-02-31-566.csv Received shutdown request...